Finding the Fourth Proportional to 2,047.10, 3,069.86 and 877.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.10 : 3,069.86 = 877.04 : x
2. Step 2: Convert to fraction form
   2,047.10/3,069.86 = 877.04/x
3. Step 3: Cross multiply
   2,047.10x = 3,069.86 × 877.04
4. Step 4: Simplify right side
   2,047.10x = 2,692,390.01
5. Step 5: Solve for x
   x = 2,692,390.01/2,047.10
6. Step 6: Final answer
   x = 1,315.22