Finding the Fourth Proportional to 127,081.71, 175,378.50 and 70,493.13

Step by Step Solution

1. Step 1: Write the proportion equation
   127,081.71 : 175,378.50 = 70,493.13 : x
2. Step 2: Convert to fraction form
   127,081.71/175,378.50 = 70,493.13/x
3. Step 3: Cross multiply
   127,081.71x = 175,378.50 × 70,493.13
4. Step 4: Simplify right side
   127,081.71x = 12,362,979,399.71
5. Step 5: Solve for x
   x = 12,362,979,399.71/127,081.71
6. Step 6: Final answer
   x = 97,283.70