Finding the Fourth Proportional to 6,428.32, 8,871.30 and 3,595.61

Step by Step Solution

1. Step 1: Write the proportion equation
   6,428.32 : 8,871.30 = 3,595.61 : x
2. Step 2: Convert to fraction form
   6,428.32/8,871.30 = 3,595.61/x
3. Step 3: Cross multiply
   6,428.32x = 8,871.30 × 3,595.61
4. Step 4: Simplify right side
   6,428.32x = 31,897,757.17
5. Step 5: Solve for x
   x = 31,897,757.17/6,428.32
6. Step 6: Final answer
   x = 4,962.07