Finding the Fourth Proportional to 23,612.83, 32,583 and 13,538.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,612.83 : 32,583 = 13,538.50 : x
2. Step 2: Convert to fraction form
   23,612.83/32,583 = 13,538.50/x
3. Step 3: Cross multiply
   23,612.83x = 32,583 × 13,538.50
4. Step 4: Simplify right side
   23,612.83x = 441,124,945.50
5. Step 5: Solve for x
   x = 441,124,945.50/23,612.83
6. Step 6: Final answer
   x = 18,681.58