Finding the Fourth Proportional to 5,557.59, 8,342.26 and 5,432.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,557.59 : 8,342.26 = 5,432.10 : x
2. Step 2: Convert to fraction form
   5,557.59/8,342.26 = 5,432.10/x
3. Step 3: Cross multiply
   5,557.59x = 8,342.26 × 5,432.10
4. Step 4: Simplify right side
   5,557.59x = 45,315,935.25
5. Step 5: Solve for x
   x = 45,315,935.25/5,557.59
6. Step 6: Final answer
   x = 8,153.88