Finding the Third Proportional to 86,061.87 and 142,223.34

Step by Step Solution

1. Step 1: Write the proportion equation
   86,061.87 : 142,223.34 = 142,223.34 : x
2. Step 2: Convert to fraction form
   86,061.87/142,223.34 = 142,223.34/x
3. Step 3: Cross multiply
   86,061.87x = 142,223.34 × 142,223.34
4. Step 4: Simplify right side
   86,061.87x = 20,227,479,507.43
5. Step 5: Solve for x
   x = 20,227,479,507.43/86,061.87
6. Step 6: Final answer
   x = 235,034.17