Finding the Fourth Proportional to 1,049.49, 1,448.69 and 656.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,049.49 : 1,448.69 = 656.51 : x
2. Step 2: Convert to fraction form
   1,049.49/1,448.69 = 656.51/x
3. Step 3: Cross multiply
   1,049.49x = 1,448.69 × 656.51
4. Step 4: Simplify right side
   1,049.49x = 951,068.95
5. Step 5: Solve for x
   x = 951,068.95/1,049.49
6. Step 6: Final answer
   x = 906.22