Finding the Fourth Proportional to 23,649.08, 32,635.72 and 13,578.18

Step by Step Solution

1. Step 1: Write the proportion equation
   23,649.08 : 32,635.72 = 13,578.18 : x
2. Step 2: Convert to fraction form
   23,649.08/32,635.72 = 13,578.18/x
3. Step 3: Cross multiply
   23,649.08x = 32,635.72 × 13,578.18
4. Step 4: Simplify right side
   23,649.08x = 443,133,680.59
5. Step 5: Solve for x
   x = 443,133,680.59/23,649.08
6. Step 6: Final answer
   x = 18,737.88