Finding the Fourth Proportional to 141,524,260.58, 195,311,517.72 and 85,026,287.72

Step by Step Solution

1. Step 1: Write the proportion equation
   141,524,260.58 : 195,311,517.72 = 85,026,287.72 : x
2. Step 2: Convert to fraction form
   141,524,260.58/195,311,517.72 = 85,026,287.72/x
3. Step 3: Cross multiply
   141,524,260.58x = 195,311,517.72 × 85,026,287.72
4. Step 4: Simplify right side
   141,524,260.58x = 16,606,613,300,690,598
5. Step 5: Solve for x
   x = 16,606,613,300,690,598/141,524,260.58
6. Step 6: Final answer
   x = 117,341,106.27