Finding the Fourth Proportional to 23,889.55, 32,964.71 and 13,132.65

Step by Step Solution

1. Step 1: Write the proportion equation
   23,889.55 : 32,964.71 = 13,132.65 : x
2. Step 2: Convert to fraction form
   23,889.55/32,964.71 = 13,132.65/x
3. Step 3: Cross multiply
   23,889.55x = 32,964.71 × 13,132.65
4. Step 4: Simplify right side
   23,889.55x = 432,914,031.61
5. Step 5: Solve for x
   x = 432,914,031.61/23,889.55
6. Step 6: Final answer
   x = 18,121.48