Finding the Fourth Proportional to 23,736.72, 32,756.90 and 13,126.53

Step by Step Solution

1. Step 1: Write the proportion equation
   23,736.72 : 32,756.90 = 13,126.53 : x
2. Step 2: Convert to fraction form
   23,736.72/32,756.90 = 13,126.53/x
3. Step 3: Cross multiply
   23,736.72x = 32,756.90 × 13,126.53
4. Step 4: Simplify right side
   23,736.72x = 429,984,487.76
5. Step 5: Solve for x
   x = 429,984,487.76/23,736.72
6. Step 6: Final answer
   x = 18,114.74