Finding the Fourth Proportional to 23,562.74, 32,516.50 and 13,491

Step by Step Solution

1. Step 1: Write the proportion equation
   23,562.74 : 32,516.50 = 13,491 : x
2. Step 2: Convert to fraction form
   23,562.74/32,516.50 = 13,491/x
3. Step 3: Cross multiply
   23,562.74x = 32,516.50 × 13,491
4. Step 4: Simplify right side
   23,562.74x = 438,680,101.50
5. Step 5: Solve for x
   x = 438,680,101.50/23,562.74
6. Step 6: Final answer
   x = 18,617.53