Finding the Fourth Proportional to 127,168.56, 175,495.32 and 70,578

Step by Step Solution

1. Step 1: Write the proportion equation
   127,168.56 : 175,495.32 = 70,578 : x
2. Step 2: Convert to fraction form
   127,168.56/175,495.32 = 70,578/x
3. Step 3: Cross multiply
   127,168.56x = 175,495.32 × 70,578
4. Step 4: Simplify right side
   127,168.56x = 12,386,108,694.96
5. Step 5: Solve for x
   x = 12,386,108,694.96/127,168.56
6. Step 6: Final answer
   x = 97,399.14