Finding the Fourth Proportional to 2,222.35, 3,332.82 and 923.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.35 : 3,332.82 = 923.50 : x
2. Step 2: Convert to fraction form
   2,222.35/3,332.82 = 923.50/x
3. Step 3: Cross multiply
   2,222.35x = 3,332.82 × 923.50
4. Step 4: Simplify right side
   2,222.35x = 3,077,859.27
5. Step 5: Solve for x
   x = 3,077,859.27/2,222.35
6. Step 6: Final answer
   x = 1,384.96