Finding the Fourth Proportional to 1,824.72, 2,517.86 and 1,038.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,824.72 : 2,517.86 = 1,038.68 : x
2. Step 2: Convert to fraction form
   1,824.72/2,517.86 = 1,038.68/x
3. Step 3: Cross multiply
   1,824.72x = 2,517.86 × 1,038.68
4. Step 4: Simplify right side
   1,824.72x = 2,615,250.82
5. Step 5: Solve for x
   x = 2,615,250.82/1,824.72
6. Step 6: Final answer
   x = 1,433.23