Finding the Fourth Proportional to 2,802.89, 4,203.50 and 953.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,802.89 : 4,203.50 = 953.59 : x
2. Step 2: Convert to fraction form
   2,802.89/4,203.50 = 953.59/x
3. Step 3: Cross multiply
   2,802.89x = 4,203.50 × 953.59
4. Step 4: Simplify right side
   2,802.89x = 4,008,415.57
5. Step 5: Solve for x
   x = 4,008,415.57/2,802.89
6. Step 6: Final answer
   x = 1,430.10