Finding the Fourth Proportional to 1,958.02, 2,937.72 and 862.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,958.02 : 2,937.72 = 862.24 : x
2. Step 2: Convert to fraction form
   1,958.02/2,937.72 = 862.24/x
3. Step 3: Cross multiply
   1,958.02x = 2,937.72 × 862.24
4. Step 4: Simplify right side
   1,958.02x = 2,533,019.69
5. Step 5: Solve for x
   x = 2,533,019.69/1,958.02
6. Step 6: Final answer
   x = 1,293.66