Finding the Fourth Proportional to 151,710.24, 209,310.18 and 98,026.86

Step by Step Solution

1. Step 1: Write the proportion equation
   151,710.24 : 209,310.18 = 98,026.86 : x
2. Step 2: Convert to fraction form
   151,710.24/209,310.18 = 98,026.86/x
3. Step 3: Cross multiply
   151,710.24x = 209,310.18 × 98,026.86
4. Step 4: Simplify right side
   151,710.24x = 20,518,019,711.43
5. Step 5: Solve for x
   x = 20,518,019,711.43/151,710.24
6. Step 6: Final answer
   x = 135,244.79