Finding the Fourth Proportional to 1,465.60, 2,022.42 and 906.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,465.60 : 2,022.42 = 906.10 : x
2. Step 2: Convert to fraction form
   1,465.60/2,022.42 = 906.10/x
3. Step 3: Cross multiply
   1,465.60x = 2,022.42 × 906.10
4. Step 4: Simplify right side
   1,465.60x = 1,832,514.76
5. Step 5: Solve for x
   x = 1,832,514.76/1,465.60
6. Step 6: Final answer
   x = 1,250.35