Finding the Fourth Proportional to 2,227.86, 3,342.06 and 929.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227.86 : 3,342.06 = 929.34 : x
2. Step 2: Convert to fraction form
   2,227.86/3,342.06 = 929.34/x
3. Step 3: Cross multiply
   2,227.86x = 3,342.06 × 929.34
4. Step 4: Simplify right side
   2,227.86x = 3,105,910.04
5. Step 5: Solve for x
   x = 3,105,910.04/2,227.86
6. Step 6: Final answer
   x = 1,394.12