Finding the Fourth Proportional to 102,248,812.82, 141,103,879.50 and 55,839,065.38

Step by Step Solution

1. Step 1: Write the proportion equation
   102,248,812.82 : 141,103,879.50 = 55,839,065.38 : x
2. Step 2: Convert to fraction form
   102,248,812.82/141,103,879.50 = 55,839,065.38/x
3. Step 3: Cross multiply
   102,248,812.82x = 141,103,879.50 × 55,839,065.38
4. Step 4: Simplify right side
   102,248,812.82x = 7,879,108,752,628,778
5. Step 5: Solve for x
   x = 7,879,108,752,628,778/102,248,812.82
6. Step 6: Final answer
   x = 77,058,193.00