Finding the Fourth Proportional to 23,612.58, 32,585.20 and 13,002.13

Step by Step Solution

1. Step 1: Write the proportion equation
   23,612.58 : 32,585.20 = 13,002.13 : x
2. Step 2: Convert to fraction form
   23,612.58/32,585.20 = 13,002.13/x
3. Step 3: Cross multiply
   23,612.58x = 32,585.20 × 13,002.13
4. Step 4: Simplify right side
   23,612.58x = 423,676,843.55
5. Step 5: Solve for x
   x = 423,676,843.55/23,612.58
6. Step 6: Final answer
   x = 17,942.85