Finding the Third Proportional to 34,057.13 and 70,542.56

Step by Step Solution

1. Step 1: Write the proportion equation
   34,057.13 : 70,542.56 = 70,542.56 : x
2. Step 2: Convert to fraction form
   34,057.13/70,542.56 = 70,542.56/x
3. Step 3: Cross multiply
   34,057.13x = 70,542.56 × 70,542.56
4. Step 4: Simplify right side
   34,057.13x = 4,976,253,124.07
5. Step 5: Solve for x
   x = 4,976,253,124.07/34,057.13
6. Step 6: Final answer
   x = 146,114.89