Finding the Fourth Proportional to 1,049.35, 1,447.86 and 656.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,049.35 : 1,447.86 = 656.10 : x
2. Step 2: Convert to fraction form
   1,049.35/1,447.86 = 656.10/x
3. Step 3: Cross multiply
   1,049.35x = 1,447.86 × 656.10
4. Step 4: Simplify right side
   1,049.35x = 949,940.95
5. Step 5: Solve for x
   x = 949,940.95/1,049.35
6. Step 6: Final answer
   x = 905.27