Finding the Fourth Proportional to 23,645.34, 32,630.55 and 13,035.15

Step by Step Solution

1. Step 1: Write the proportion equation
   23,645.34 : 32,630.55 = 13,035.15 : x
2. Step 2: Convert to fraction form
   23,645.34/32,630.55 = 13,035.15/x
3. Step 3: Cross multiply
   23,645.34x = 32,630.55 × 13,035.15
4. Step 4: Simplify right side
   23,645.34x = 425,344,113.83
5. Step 5: Solve for x
   x = 425,344,113.83/23,645.34
6. Step 6: Final answer
   x = 17,988.50