Finding the Fourth Proportional to 5,146.32, 7,715.16 and 3,498.24

Step by Step Solution

1. Step 1: Write the proportion equation
   5,146.32 : 7,715.16 = 3,498.24 : x
2. Step 2: Convert to fraction form
   5,146.32/7,715.16 = 3,498.24/x
3. Step 3: Cross multiply
   5,146.32x = 7,715.16 × 3,498.24
4. Step 4: Simplify right side
   5,146.32x = 26,989,481.32
5. Step 5: Solve for x
   x = 26,989,481.32/5,146.32
6. Step 6: Final answer
   x = 5,244.42