Finding the Fourth Proportional to 1,761.52, 2,430.88 and 1,015.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,761.52 : 2,430.88 = 1,015.47 : x
2. Step 2: Convert to fraction form
   1,761.52/2,430.88 = 1,015.47/x
3. Step 3: Cross multiply
   1,761.52x = 2,430.88 × 1,015.47
4. Step 4: Simplify right side
   1,761.52x = 2,468,485.71
5. Step 5: Solve for x
   x = 2,468,485.71/1,761.52
6. Step 6: Final answer
   x = 1,401.34