Finding the Fourth Proportional to 6,196.80, 8,551.68 and 3,402.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,196.80 : 8,551.68 = 3,402.72 : x
2. Step 2: Convert to fraction form
   6,196.80/8,551.68 = 3,402.72/x
3. Step 3: Cross multiply
   6,196.80x = 8,551.68 × 3,402.72
4. Step 4: Simplify right side
   6,196.80x = 29,098,972.57
5. Step 5: Solve for x
   x = 29,098,972.57/6,196.80
6. Step 6: Final answer
   x = 4,695.81