Finding the Fourth Proportional to 1,495.67, 2,064.20 and 906.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,495.67 : 2,064.20 = 906.20 : x
2. Step 2: Convert to fraction form
   1,495.67/2,064.20 = 906.20/x
3. Step 3: Cross multiply
   1,495.67x = 2,064.20 × 906.20
4. Step 4: Simplify right side
   1,495.67x = 1,870,578.04
5. Step 5: Solve for x
   x = 1,870,578.04/1,495.67
6. Step 6: Final answer
   x = 1,250.66