Finding the Fourth Proportional to 127,851.82, 176,436.33 and 71,266.78

Step by Step Solution

1. Step 1: Write the proportion equation
   127,851.82 : 176,436.33 = 71,266.78 : x
2. Step 2: Convert to fraction form
   127,851.82/176,436.33 = 71,266.78/x
3. Step 3: Cross multiply
   127,851.82x = 176,436.33 × 71,266.78
4. Step 4: Simplify right side
   127,851.82x = 12,574,049,114.12
5. Step 5: Solve for x
   x = 12,574,049,114.12/127,851.82
6. Step 6: Final answer
   x = 98,348.61