Finding the Fourth Proportional to 1,656.27, 2,285.46 and 948.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,656.27 : 2,285.46 = 948.15 : x
2. Step 2: Convert to fraction form
   1,656.27/2,285.46 = 948.15/x
3. Step 3: Cross multiply
   1,656.27x = 2,285.46 × 948.15
4. Step 4: Simplify right side
   1,656.27x = 2,166,958.90
5. Step 5: Solve for x
   x = 2,166,958.90/1,656.27
6. Step 6: Final answer
   x = 1,308.34