Finding the Fourth Proportional to 117,264,365.25, 161,825,014.69 and 65,053,402.56

Step by Step Solution

1. Step 1: Write the proportion equation
   117,264,365.25 : 161,825,014.69 = 65,053,402.56 : x
2. Step 2: Convert to fraction form
   117,264,365.25/161,825,014.69 = 65,053,402.56/x
3. Step 3: Cross multiply
   117,264,365.25x = 161,825,014.69 × 65,053,402.56
4. Step 4: Simplify right side
   117,264,365.25x = 10,527,267,824,743,850
5. Step 5: Solve for x
   x = 10,527,267,824,743,850/117,264,365.25
6. Step 6: Final answer
   x = 89,773,801.30