Finding the Fourth Proportional to 110,304.18, 152,251.85 and 72,069.55

Step by Step Solution

1. Step 1: Write the proportion equation
   110,304.18 : 152,251.85 = 72,069.55 : x
2. Step 2: Convert to fraction form
   110,304.18/152,251.85 = 72,069.55/x
3. Step 3: Cross multiply
   110,304.18x = 152,251.85 × 72,069.55
4. Step 4: Simplify right side
   110,304.18x = 10,972,722,115.71
5. Step 5: Solve for x
   x = 10,972,722,115.71/110,304.18
6. Step 6: Final answer
   x = 99,476.94