Finding the Fourth Proportional to 2,222.03, 3,333.42 and 923.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.03 : 3,333.42 = 923.60 : x
2. Step 2: Convert to fraction form
   2,222.03/3,333.42 = 923.60/x
3. Step 3: Cross multiply
   2,222.03x = 3,333.42 × 923.60
4. Step 4: Simplify right side
   2,222.03x = 3,078,746.71
5. Step 5: Solve for x
   x = 3,078,746.71/2,222.03
6. Step 6: Final answer
   x = 1,385.56