Finding the Fourth Proportional to 1,561.32, 2,341.89 and 587.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,561.32 : 2,341.89 = 587.34 : x
2. Step 2: Convert to fraction form
   1,561.32/2,341.89 = 587.34/x
3. Step 3: Cross multiply
   1,561.32x = 2,341.89 × 587.34
4. Step 4: Simplify right side
   1,561.32x = 1,375,485.67
5. Step 5: Solve for x
   x = 1,375,485.67/1,561.32
6. Step 6: Final answer
   x = 880.98