Finding the Fourth Proportional to 23,608.96, 32,580.24 and 12,998.32

Step by Step Solution

1. Step 1: Write the proportion equation
   23,608.96 : 32,580.24 = 12,998.32 : x
2. Step 2: Convert to fraction form
   23,608.96/32,580.24 = 12,998.32/x
3. Step 3: Cross multiply
   23,608.96x = 32,580.24 × 12,998.32
4. Step 4: Simplify right side
   23,608.96x = 423,488,385.20
5. Step 5: Solve for x
   x = 423,488,385.20/23,608.96
6. Step 6: Final answer
   x = 17,937.61