Finding the Fourth Proportional to 2,802.76, 4,204.17 and 953.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,802.76 : 4,204.17 = 953.91 : x
2. Step 2: Convert to fraction form
   2,802.76/4,204.17 = 953.91/x
3. Step 3: Cross multiply
   2,802.76x = 4,204.17 × 953.91
4. Step 4: Simplify right side
   2,802.76x = 4,010,399.80
5. Step 5: Solve for x
   x = 4,010,399.80/2,802.76
6. Step 6: Final answer
   x = 1,430.88