Finding the Fourth Proportional to 5,503.46, 8,260.43 and 3,417.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,503.46 : 8,260.43 = 3,417.15 : x
2. Step 2: Convert to fraction form
   5,503.46/8,260.43 = 3,417.15/x
3. Step 3: Cross multiply
   5,503.46x = 8,260.43 × 3,417.15
4. Step 4: Simplify right side
   5,503.46x = 28,227,128.37
5. Step 5: Solve for x
   x = 28,227,128.37/5,503.46
6. Step 6: Final answer
   x = 5,128.98