Finding the Fourth Proportional to 110,129.76, 152,046.72 and 69,901.92

Step by Step Solution

1. Step 1: Write the proportion equation
   110,129.76 : 152,046.72 = 69,901.92 : x
2. Step 2: Convert to fraction form
   110,129.76/152,046.72 = 69,901.92/x
3. Step 3: Cross multiply
   110,129.76x = 152,046.72 × 69,901.92
4. Step 4: Simplify right side
   110,129.76x = 10,628,357,657.70
5. Step 5: Solve for x
   x = 10,628,357,657.70/110,129.76
6. Step 6: Final answer
   x = 96,507.59