Finding the Fourth Proportional to 6,089.48, 8,402.64 and 3,436.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,089.48 : 8,402.64 = 3,436.72 : x
2. Step 2: Convert to fraction form
   6,089.48/8,402.64 = 3,436.72/x
3. Step 3: Cross multiply
   6,089.48x = 8,402.64 × 3,436.72
4. Step 4: Simplify right side
   6,089.48x = 28,877,520.94
5. Step 5: Solve for x
   x = 28,877,520.94/6,089.48
6. Step 6: Final answer
   x = 4,742.20