Finding the Fourth Proportional to 127,496.15, 175,939.25 and 70,131.81

Step by Step Solution

1. Step 1: Write the proportion equation
   127,496.15 : 175,939.25 = 70,131.81 : x
2. Step 2: Convert to fraction form
   127,496.15/175,939.25 = 70,131.81/x
3. Step 3: Cross multiply
   127,496.15x = 175,939.25 × 70,131.81
4. Step 4: Simplify right side
   127,496.15x = 12,338,938,052.54
5. Step 5: Solve for x
   x = 12,338,938,052.54/127,496.15
6. Step 6: Final answer
   x = 96,778.91