Finding the Fourth Proportional to 2,051.48, 2,829.91 and 1,422.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,051.48 : 2,829.91 = 1,422.38 : x
2. Step 2: Convert to fraction form
   2,051.48/2,829.91 = 1,422.38/x
3. Step 3: Cross multiply
   2,051.48x = 2,829.91 × 1,422.38
4. Step 4: Simplify right side
   2,051.48x = 4,025,210.90
5. Step 5: Solve for x
   x = 4,025,210.90/2,051.48
6. Step 6: Final answer
   x = 1,962.10