Finding the Fourth Proportional to 1,465.55, 2,022.46 and 905.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,465.55 : 2,022.46 = 905.89 : x
2. Step 2: Convert to fraction form
   1,465.55/2,022.46 = 905.89/x
3. Step 3: Cross multiply
   1,465.55x = 2,022.46 × 905.89
4. Step 4: Simplify right side
   1,465.55x = 1,832,126.29
5. Step 5: Solve for x
   x = 1,832,126.29/1,465.55
6. Step 6: Final answer
   x = 1,250.13