Finding the Fourth Proportional to 2,632.57, 3,630.22 and 2,260.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,632.57 : 3,630.22 = 2,260.78 : x
2. Step 2: Convert to fraction form
   2,632.57/3,630.22 = 2,260.78/x
3. Step 3: Cross multiply
   2,632.57x = 3,630.22 × 2,260.78
4. Step 4: Simplify right side
   2,632.57x = 8,207,128.77
5. Step 5: Solve for x
   x = 8,207,128.77/2,632.57
6. Step 6: Final answer
   x = 3,117.53