Finding the Fourth Proportional to 2,047.40, 3,071.58 and 586.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.40 : 3,071.58 = 586.52 : x
2. Step 2: Convert to fraction form
   2,047.40/3,071.58 = 586.52/x
3. Step 3: Cross multiply
   2,047.40x = 3,071.58 × 586.52
4. Step 4: Simplify right side
   2,047.40x = 1,801,543.10
5. Step 5: Solve for x
   x = 1,801,543.10/2,047.40
6. Step 6: Final answer
   x = 879.92