Finding the Fourth Proportional to 2,309.46, 3,461.46 and 922.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,309.46 : 3,461.46 = 922.50 : x
2. Step 2: Convert to fraction form
   2,309.46/3,461.46 = 922.50/x
3. Step 3: Cross multiply
   2,309.46x = 3,461.46 × 922.50
4. Step 4: Simplify right side
   2,309.46x = 3,193,196.85
5. Step 5: Solve for x
   x = 3,193,196.85/2,309.46
6. Step 6: Final answer
   x = 1,382.66