Finding the Fourth Proportional to 2,181,789,401.84, 3,272,684,146.16 and 523,696,687.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,181,789,401.84 : 3,272,684,146.16 = 523,696,687.16 : x
2. Step 2: Convert to fraction form
   2,181,789,401.84/3,272,684,146.16 = 523,696,687.16/x
3. Step 3: Cross multiply
   2,181,789,401.84x = 3,272,684,146.16 × 523,696,687.16
4. Step 4: Simplify right side
   2,181,789,401.84x = 1,713,893,845,446,063,360
5. Step 5: Solve for x
   x = 1,713,893,845,446,063,360/2,181,789,401.84
6. Step 6: Final answer
   x = 785,545,041.15