Finding the Third Proportional to 84,150.56 and 140,243.06

Step by Step Solution

1. Step 1: Write the proportion equation
   84,150.56 : 140,243.06 = 140,243.06 : x
2. Step 2: Convert to fraction form
   84,150.56/140,243.06 = 140,243.06/x
3. Step 3: Cross multiply
   84,150.56x = 140,243.06 × 140,243.06
4. Step 4: Simplify right side
   84,150.56x = 19,668,116,579.38
5. Step 5: Solve for x
   x = 19,668,116,579.38/84,150.56
6. Step 6: Final answer
   x = 233,725.31