Finding the Fourth Proportional to 1,479.06, 2,217.78 and 746.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,479.06 : 2,217.78 = 746.82 : x
2. Step 2: Convert to fraction form
   1,479.06/2,217.78 = 746.82/x
3. Step 3: Cross multiply
   1,479.06x = 2,217.78 × 746.82
4. Step 4: Simplify right side
   1,479.06x = 1,656,282.46
5. Step 5: Solve for x
   x = 1,656,282.46/1,479.06
6. Step 6: Final answer
   x = 1,119.82