Finding the Fourth Proportional to 2,387.18, 3,294.72 and 1,502.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,387.18 : 3,294.72 = 1,502.30 : x
2. Step 2: Convert to fraction form
   2,387.18/3,294.72 = 1,502.30/x
3. Step 3: Cross multiply
   2,387.18x = 3,294.72 × 1,502.30
4. Step 4: Simplify right side
   2,387.18x = 4,949,657.86
5. Step 5: Solve for x
   x = 4,949,657.86/2,387.18
6. Step 6: Final answer
   x = 2,073.43