Finding the Fourth Proportional to 1,784.37, 2,461.79 and 1,038.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,784.37 : 2,461.79 = 1,038.15 : x
2. Step 2: Convert to fraction form
   1,784.37/2,461.79 = 1,038.15/x
3. Step 3: Cross multiply
   1,784.37x = 2,461.79 × 1,038.15
4. Step 4: Simplify right side
   1,784.37x = 2,555,707.29
5. Step 5: Solve for x
   x = 2,555,707.29/1,784.37
6. Step 6: Final answer
   x = 1,432.28