Finding the Fourth Proportional to 1,484.20, 2,223.86 and 935.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,484.20 : 2,223.86 = 935.02 : x
2. Step 2: Convert to fraction form
   1,484.20/2,223.86 = 935.02/x
3. Step 3: Cross multiply
   1,484.20x = 2,223.86 × 935.02
4. Step 4: Simplify right side
   1,484.20x = 2,079,353.58
5. Step 5: Solve for x
   x = 2,079,353.58/1,484.20
6. Step 6: Final answer
   x = 1,400.99