Finding the Fourth Proportional to 2,654.13, 3,981.71 and 1,422.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,654.13 : 3,981.71 = 1,422.92 : x
2. Step 2: Convert to fraction form
   2,654.13/3,981.71 = 1,422.92/x
3. Step 3: Cross multiply
   2,654.13x = 3,981.71 × 1,422.92
4. Step 4: Simplify right side
   2,654.13x = 5,665,637.90
5. Step 5: Solve for x
   x = 5,665,637.90/2,654.13
6. Step 6: Final answer
   x = 2,134.65