Finding the Fourth Proportional to 83,657,957.72, 115,429,066.32 and 50,617,385.18

Step by Step Solution

1. Step 1: Write the proportion equation
   83,657,957.72 : 115,429,066.32 = 50,617,385.18 : x
2. Step 2: Convert to fraction form
   83,657,957.72/115,429,066.32 = 50,617,385.18/x
3. Step 3: Cross multiply
   83,657,957.72x = 115,429,066.32 × 50,617,385.18
4. Step 4: Simplify right side
   83,657,957.72x = 5,842,717,510,887,205
5. Step 5: Solve for x
   x = 5,842,717,510,887,205/83,657,957.72
6. Step 6: Final answer
   x = 69,840,546.79