Finding the Fourth Proportional to 15,404.56, 23,108.96 and 5,542

Step by Step Solution

1. Step 1: Write the proportion equation
   15,404.56 : 23,108.96 = 5,542 : x
2. Step 2: Convert to fraction form
   15,404.56/23,108.96 = 5,542/x
3. Step 3: Cross multiply
   15,404.56x = 23,108.96 × 5,542
4. Step 4: Simplify right side
   15,404.56x = 128,069,856.32
5. Step 5: Solve for x
   x = 128,069,856.32/15,404.56
6. Step 6: Final answer
   x = 8,313.76