Finding the Fourth Proportional to 13,154.56, 19,732.25 and 5,755.21

Step by Step Solution

1. Step 1: Write the proportion equation
   13,154.56 : 19,732.25 = 5,755.21 : x
2. Step 2: Convert to fraction form
   13,154.56/19,732.25 = 5,755.21/x
3. Step 3: Cross multiply
   13,154.56x = 19,732.25 × 5,755.21
4. Step 4: Simplify right side
   13,154.56x = 113,563,242.52
5. Step 5: Solve for x
   x = 113,563,242.52/13,154.56
6. Step 6: Final answer
   x = 8,632.99