Finding the Fourth Proportional to 23,612.42, 32,585.04 and 13,002.05

Step by Step Solution

1. Step 1: Write the proportion equation
   23,612.42 : 32,585.04 = 13,002.05 : x
2. Step 2: Convert to fraction form
   23,612.42/32,585.04 = 13,002.05/x
3. Step 3: Cross multiply
   23,612.42x = 32,585.04 × 13,002.05
4. Step 4: Simplify right side
   23,612.42x = 423,672,156.41
5. Step 5: Solve for x
   x = 423,672,156.41/23,612.42
6. Step 6: Final answer
   x = 17,942.77