Finding the Fourth Proportional to 2,502.42, 3,753.65 and 1,528.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,502.42 : 3,753.65 = 1,528.31 : x
2. Step 2: Convert to fraction form
   2,502.42/3,753.65 = 1,528.31/x
3. Step 3: Cross multiply
   2,502.42x = 3,753.65 × 1,528.31
4. Step 4: Simplify right side
   2,502.42x = 5,736,714.42
5. Step 5: Solve for x
   x = 5,736,714.42/2,502.42
6. Step 6: Final answer
   x = 2,292.47