Finding the Fourth Proportional to 1,784.85, 2,462.29 and 1,038.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,784.85 : 2,462.29 = 1,038.61 : x
2. Step 2: Convert to fraction form
   1,784.85/2,462.29 = 1,038.61/x
3. Step 3: Cross multiply
   1,784.85x = 2,462.29 × 1,038.61
4. Step 4: Simplify right side
   1,784.85x = 2,557,359.02
5. Step 5: Solve for x
   x = 2,557,359.02/1,784.85
6. Step 6: Final answer
   x = 1,432.81