Finding the Fourth Proportional to 1,700.72, 2,548.71 and 877.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,700.72 : 2,548.71 = 877.27 : x
2. Step 2: Convert to fraction form
   1,700.72/2,548.71 = 877.27/x
3. Step 3: Cross multiply
   1,700.72x = 2,548.71 × 877.27
4. Step 4: Simplify right side
   1,700.72x = 2,235,906.82
5. Step 5: Solve for x
   x = 2,235,906.82/1,700.72
6. Step 6: Final answer
   x = 1,314.68