Finding the Fourth Proportional to 6,128.61, 9,184.72 and 3,496.92

Step by Step Solution

1. Step 1: Write the proportion equation
   6,128.61 : 9,184.72 = 3,496.92 : x
2. Step 2: Convert to fraction form
   6,128.61/9,184.72 = 3,496.92/x
3. Step 3: Cross multiply
   6,128.61x = 9,184.72 × 3,496.92
4. Step 4: Simplify right side
   6,128.61x = 32,118,236.26
5. Step 5: Solve for x
   x = 32,118,236.26/6,128.61
6. Step 6: Final answer
   x = 5,240.70