Finding the Fourth Proportional to 23,864.33, 32,931.86 and 13,254.64

Step by Step Solution

1. Step 1: Write the proportion equation
   23,864.33 : 32,931.86 = 13,254.64 : x
2. Step 2: Convert to fraction form
   23,864.33/32,931.86 = 13,254.64/x
3. Step 3: Cross multiply
   23,864.33x = 32,931.86 × 13,254.64
4. Step 4: Simplify right side
   23,864.33x = 436,499,973.43
5. Step 5: Solve for x
   x = 436,499,973.43/23,864.33
6. Step 6: Final answer
   x = 18,290.90