Finding the Fourth Proportional to 6,595.28, 9,892.96 and 3,992.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,595.28 : 9,892.96 = 3,992.72 : x
2. Step 2: Convert to fraction form
   6,595.28/9,892.96 = 3,992.72/x
3. Step 3: Cross multiply
   6,595.28x = 9,892.96 × 3,992.72
4. Step 4: Simplify right side
   6,595.28x = 39,499,819.25
5. Step 5: Solve for x
   x = 39,499,819.25/6,595.28
6. Step 6: Final answer
   x = 5,989.10