Finding the Fourth Proportional to 14,980.40, 22,476.52 and 9,432.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,980.40 : 22,476.52 = 9,432.72 : x
2. Step 2: Convert to fraction form
   14,980.40/22,476.52 = 9,432.72/x
3. Step 3: Cross multiply
   14,980.40x = 22,476.52 × 9,432.72
4. Step 4: Simplify right side
   14,980.40x = 212,014,719.73
5. Step 5: Solve for x
   x = 212,014,719.73/14,980.40
6. Step 6: Final answer
   x = 14,152.81