Finding the Fourth Proportional to 23,561.69, 32,522.70 and 15,086.63

Step by Step Solution

1. Step 1: Write the proportion equation
   23,561.69 : 32,522.70 = 15,086.63 : x
2. Step 2: Convert to fraction form
   23,561.69/32,522.70 = 15,086.63/x
3. Step 3: Cross multiply
   23,561.69x = 32,522.70 × 15,086.63
4. Step 4: Simplify right side
   23,561.69x = 490,657,966.70
5. Step 5: Solve for x
   x = 490,657,966.70/23,561.69
6. Step 6: Final answer
   x = 20,824.40