Finding the Fourth Proportional to 2,047.95, 3,072.51 and 877.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.95 : 3,072.51 = 877.32 : x
2. Step 2: Convert to fraction form
   2,047.95/3,072.51 = 877.32/x
3. Step 3: Cross multiply
   2,047.95x = 3,072.51 × 877.32
4. Step 4: Simplify right side
   2,047.95x = 2,695,574.47
5. Step 5: Solve for x
   x = 2,695,574.47/2,047.95
6. Step 6: Final answer
   x = 1,316.23