Finding the Fourth Proportional to 6,156.72, 8,496.24 and 3,362.20

Step by Step Solution

1. Step 1: Write the proportion equation
   6,156.72 : 8,496.24 = 3,362.20 : x
2. Step 2: Convert to fraction form
   6,156.72/8,496.24 = 3,362.20/x
3. Step 3: Cross multiply
   6,156.72x = 8,496.24 × 3,362.20
4. Step 4: Simplify right side
   6,156.72x = 28,566,058.13
5. Step 5: Solve for x
   x = 28,566,058.13/6,156.72
6. Step 6: Final answer
   x = 4,639.82