Finding the Fourth Proportional to 3,493.16, 5,243.19 and 2,566.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,493.16 : 5,243.19 = 2,566.12 : x
2. Step 2: Convert to fraction form
   3,493.16/5,243.19 = 2,566.12/x
3. Step 3: Cross multiply
   3,493.16x = 5,243.19 × 2,566.12
4. Step 4: Simplify right side
   3,493.16x = 13,454,654.72
5. Step 5: Solve for x
   x = 13,454,654.72/3,493.16
6. Step 6: Final answer
   x = 3,851.71