Finding the Fourth Proportional to 2,227.59, 3,339.21 and 929.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227.59 : 3,339.21 = 929.43 : x
2. Step 2: Convert to fraction form
   2,227.59/3,339.21 = 929.43/x
3. Step 3: Cross multiply
   2,227.59x = 3,339.21 × 929.43
4. Step 4: Simplify right side
   2,227.59x = 3,103,561.95
5. Step 5: Solve for x
   x = 3,103,561.95/2,227.59
6. Step 6: Final answer
   x = 1,393.24