Finding the Fourth Proportional to 1,050.24, 1,448.76 and 657.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,050.24 : 1,448.76 = 657.18 : x
2. Step 2: Convert to fraction form
   1,050.24/1,448.76 = 657.18/x
3. Step 3: Cross multiply
   1,050.24x = 1,448.76 × 657.18
4. Step 4: Simplify right side
   1,050.24x = 952,096.10
5. Step 5: Solve for x
   x = 952,096.10/1,050.24
6. Step 6: Final answer
   x = 906.55