Finding the Fourth Proportional to 102,535.03, 141,498.16 and 57,210.27

Step by Step Solution

1. Step 1: Write the proportion equation
   102,535.03 : 141,498.16 = 57,210.27 : x
2. Step 2: Convert to fraction form
   102,535.03/141,498.16 = 57,210.27/x
3. Step 3: Cross multiply
   102,535.03x = 141,498.16 × 57,210.27
4. Step 4: Simplify right side
   102,535.03x = 8,095,147,938.10
5. Step 5: Solve for x
   x = 8,095,147,938.10/102,535.03
6. Step 6: Final answer
   x = 78,950.07