Finding the Third Proportional to 140,757.75 and 293,164.31

Step by Step Solution

1. Step 1: Write the proportion equation
   140,757.75 : 293,164.31 = 293,164.31 : x
2. Step 2: Convert to fraction form
   140,757.75/293,164.31 = 293,164.31/x
3. Step 3: Cross multiply
   140,757.75x = 293,164.31 × 293,164.31
4. Step 4: Simplify right side
   140,757.75x = 85,945,314,123.60
5. Step 5: Solve for x
   x = 85,945,314,123.60/140,757.75
6. Step 6: Final answer
   x = 610,590.28