Finding the Fourth Proportional to 83,657,954.72, 115,429,062.18 and 50,617,382.18

Step by Step Solution

1. Step 1: Write the proportion equation
   83,657,954.72 : 115,429,062.18 = 50,617,382.18 : x
2. Step 2: Convert to fraction form
   83,657,954.72/115,429,062.18 = 50,617,382.18/x
3. Step 3: Cross multiply
   83,657,954.72x = 115,429,062.18 × 50,617,382.18
4. Step 4: Simplify right side
   83,657,954.72x = 5,842,716,955,044,044
5. Step 5: Solve for x
   x = 5,842,716,955,044,044/83,657,954.72
6. Step 6: Final answer
   x = 69,840,542.65