Finding the Fourth Proportional to 464,078,527,783.98, 640,428,397,870.82 and 258,308,337,470.46

Step by Step Solution

1. Step 1: Write the proportion equation
   464,078,527,783.98 : 640,428,397,870.82 = 258,308,337,470.46 : x
2. Step 2: Convert to fraction form
   464,078,527,783.98/640,428,397,870.82 = 258,308,337,470.46/x
3. Step 3: Cross multiply
   464,078,527,783.98x = 640,428,397,870.82 × 258,308,337,470.46
4. Step 4: Simplify right side
   464,078,527,783.98x = 165,427,994,722,881,790,541,824
5. Step 5: Solve for x
   x = 165,427,994,722,881,790,541,824/464,078,527,783.98
6. Step 6: Final answer
   x = 356,465,522,145.18