Finding the Fourth Proportional to 2,047.07, 3,068.61 and 877.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.07 : 3,068.61 = 877.37 : x
2. Step 2: Convert to fraction form
   2,047.07/3,068.61 = 877.37/x
3. Step 3: Cross multiply
   2,047.07x = 3,068.61 × 877.37
4. Step 4: Simplify right side
   2,047.07x = 2,692,301.97
5. Step 5: Solve for x
   x = 2,692,301.97/2,047.07
6. Step 6: Final answer
   x = 1,315.20