Finding the Third Proportional to 70,725 and 106,086.75

Step by Step Solution

1. Step 1: Write the proportion equation
   70,725 : 106,086.75 = 106,086.75 : x
2. Step 2: Convert to fraction form
   70,725/106,086.75 = 106,086.75/x
3. Step 3: Cross multiply
   70,725x = 106,086.75 × 106,086.75
4. Step 4: Simplify right side
   70,725x = 11,254,398,525.56
5. Step 5: Solve for x
   x = 11,254,398,525.56/70,725
6. Step 6: Final answer
   x = 159,129.00