Finding the Fourth Proportional to 9,140.32, 12,613.67 and 4,948.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,140.32 : 12,613.67 = 4,948.56 : x
2. Step 2: Convert to fraction form
   9,140.32/12,613.67 = 4,948.56/x
3. Step 3: Cross multiply
   9,140.32x = 12,613.67 × 4,948.56
4. Step 4: Simplify right side
   9,140.32x = 62,419,502.82
5. Step 5: Solve for x
   x = 62,419,502.82/9,140.32
6. Step 6: Final answer
   x = 6,829.03