Finding the Fourth Proportional to 123,468.58, 170,390.15 and 69,755.86

Step by Step Solution

1. Step 1: Write the proportion equation
   123,468.58 : 170,390.15 = 69,755.86 : x
2. Step 2: Convert to fraction form
   123,468.58/170,390.15 = 69,755.86/x
3. Step 3: Cross multiply
   123,468.58x = 170,390.15 × 69,755.86
4. Step 4: Simplify right side
   123,468.58x = 11,885,711,448.78
5. Step 5: Solve for x
   x = 11,885,711,448.78/123,468.58
6. Step 6: Final answer
   x = 96,265.07