Finding the Fourth Proportional to 112,437.32, 155,002.52 and 69,387.96

Step by Step Solution

1. Step 1: Write the proportion equation
   112,437.32 : 155,002.52 = 69,387.96 : x
2. Step 2: Convert to fraction form
   112,437.32/155,002.52 = 69,387.96/x
3. Step 3: Cross multiply
   112,437.32x = 155,002.52 × 69,387.96
4. Step 4: Simplify right side
   112,437.32x = 10,755,308,657.66
5. Step 5: Solve for x
   x = 10,755,308,657.66/112,437.32
6. Step 6: Final answer
   x = 95,656.04