Finding the Fourth Proportional to 1,496.17, 2,064.37 and 906.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,496.17 : 2,064.37 = 906.58 : x
2. Step 2: Convert to fraction form
   1,496.17/2,064.37 = 906.58/x
3. Step 3: Cross multiply
   1,496.17x = 2,064.37 × 906.58
4. Step 4: Simplify right side
   1,496.17x = 1,871,516.55
5. Step 5: Solve for x
   x = 1,871,516.55/1,496.17
6. Step 6: Final answer
   x = 1,250.87