Finding the Fourth Proportional to 1,713.76, 2,365.61 and 1,124.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,713.76 : 2,365.61 = 1,124.48 : x
2. Step 2: Convert to fraction form
   1,713.76/2,365.61 = 1,124.48/x
3. Step 3: Cross multiply
   1,713.76x = 2,365.61 × 1,124.48
4. Step 4: Simplify right side
   1,713.76x = 2,660,081.42
5. Step 5: Solve for x
   x = 2,660,081.42/1,713.76
6. Step 6: Final answer
   x = 1,552.19