Finding the Fourth Proportional to 2,800.17, 4,200.01 and 951.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,800.17 : 4,200.01 = 951.25 : x
2. Step 2: Convert to fraction form
   2,800.17/4,200.01 = 951.25/x
3. Step 3: Cross multiply
   2,800.17x = 4,200.01 × 951.25
4. Step 4: Simplify right side
   2,800.17x = 3,995,259.51
5. Step 5: Solve for x
   x = 3,995,259.51/2,800.17
6. Step 6: Final answer
   x = 1,426.79