Finding the Fourth Proportional to 12,402.82, 17,116.20 and 6,737.57

Step by Step Solution

1. Step 1: Write the proportion equation
   12,402.82 : 17,116.20 = 6,737.57 : x
2. Step 2: Convert to fraction form
   12,402.82/17,116.20 = 6,737.57/x
3. Step 3: Cross multiply
   12,402.82x = 17,116.20 × 6,737.57
4. Step 4: Simplify right side
   12,402.82x = 115,321,595.63
5. Step 5: Solve for x
   x = 115,321,595.63/12,402.82
6. Step 6: Final answer
   x = 9,298.01