Finding the Fourth Proportional to 2,617.52, 3,612.14 and 1,422.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,617.52 : 3,612.14 = 1,422.48 : x
2. Step 2: Convert to fraction form
   2,617.52/3,612.14 = 1,422.48/x
3. Step 3: Cross multiply
   2,617.52x = 3,612.14 × 1,422.48
4. Step 4: Simplify right side
   2,617.52x = 5,138,196.91
5. Step 5: Solve for x
   x = 5,138,196.91/2,617.52
6. Step 6: Final answer
   x = 1,963.00