Finding the Fourth Proportional to 6,089.30, 8,402.60 and 3,436.55

Step by Step Solution

1. Step 1: Write the proportion equation
   6,089.30 : 8,402.60 = 3,436.55 : x
2. Step 2: Convert to fraction form
   6,089.30/8,402.60 = 3,436.55/x
3. Step 3: Cross multiply
   6,089.30x = 8,402.60 × 3,436.55
4. Step 4: Simplify right side
   6,089.30x = 28,875,895.83
5. Step 5: Solve for x
   x = 28,875,895.83/6,089.30
6. Step 6: Final answer
   x = 4,742.08