Finding the Fourth Proportional to 3,499.52, 5,237.94 and 2,574.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,499.52 : 5,237.94 = 2,574.88 : x
2. Step 2: Convert to fraction form
   3,499.52/5,237.94 = 2,574.88/x
3. Step 3: Cross multiply
   3,499.52x = 5,237.94 × 2,574.88
4. Step 4: Simplify right side
   3,499.52x = 13,487,066.95
5. Step 5: Solve for x
   x = 13,487,066.95/3,499.52
6. Step 6: Final answer
   x = 3,853.98