Finding the Fourth Proportional to 1,761.58, 2,430.98 and 1,015.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,761.58 : 2,430.98 = 1,015.59 : x
2. Step 2: Convert to fraction form
   1,761.58/2,430.98 = 1,015.59/x
3. Step 3: Cross multiply
   1,761.58x = 2,430.98 × 1,015.59
4. Step 4: Simplify right side
   1,761.58x = 2,468,883.42
5. Step 5: Solve for x
   x = 2,468,883.42/1,761.58
6. Step 6: Final answer
   x = 1,401.52