Finding the Fourth Proportional to 6,152.39, 8,490.29 and 3,357.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,152.39 : 8,490.29 = 3,357.89 : x
2. Step 2: Convert to fraction form
   6,152.39/8,490.29 = 3,357.89/x
3. Step 3: Cross multiply
   6,152.39x = 8,490.29 × 3,357.89
4. Step 4: Simplify right side
   6,152.39x = 28,509,459.89
5. Step 5: Solve for x
   x = 28,509,459.89/6,152.39
6. Step 6: Final answer
   x = 4,633.88