Finding the Fourth Proportional to 5,598.30, 8,385.30 and 3,411.30

Step by Step Solution

1. Step 1: Write the proportion equation
   5,598.30 : 8,385.30 = 3,411.30 : x
2. Step 2: Convert to fraction form
   5,598.30/8,385.30 = 3,411.30/x
3. Step 3: Cross multiply
   5,598.30x = 8,385.30 × 3,411.30
4. Step 4: Simplify right side
   5,598.30x = 28,604,773.89
5. Step 5: Solve for x
   x = 28,604,773.89/5,598.30
6. Step 6: Final answer
   x = 5,109.55