Finding the Fourth Proportional to 2,047.32, 3,070.72 and 586.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.32 : 3,070.72 = 586.60 : x
2. Step 2: Convert to fraction form
   2,047.32/3,070.72 = 586.60/x
3. Step 3: Cross multiply
   2,047.32x = 3,070.72 × 586.60
4. Step 4: Simplify right side
   2,047.32x = 1,801,284.35
5. Step 5: Solve for x
   x = 1,801,284.35/2,047.32
6. Step 6: Final answer
   x = 879.83