Finding the Fourth Proportional to 2,580.52, 3,870.72 and 632.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580.52 : 3,870.72 = 632.71 : x
2. Step 2: Convert to fraction form
   2,580.52/3,870.72 = 632.71/x
3. Step 3: Cross multiply
   2,580.52x = 3,870.72 × 632.71
4. Step 4: Simplify right side
   2,580.52x = 2,449,043.25
5. Step 5: Solve for x
   x = 2,449,043.25/2,580.52
6. Step 6: Final answer
   x = 949.05