Finding the Fourth Proportional to 102,207,500.33, 141,041,015.37 and 55,788,786.18

Step by Step Solution

1. Step 1: Write the proportion equation
   102,207,500.33 : 141,041,015.37 = 55,788,786.18 : x
2. Step 2: Convert to fraction form
   102,207,500.33/141,041,015.37 = 55,788,786.18/x
3. Step 3: Cross multiply
   102,207,500.33x = 141,041,015.37 × 55,788,786.18
4. Step 4: Simplify right side
   102,207,500.33x = 7,868,507,049,087,024
5. Step 5: Solve for x
   x = 7,868,507,049,087,024/102,207,500.33
6. Step 6: Final answer
   x = 76,985,612.84