Finding the Third Proportional to 140,758.25 and 293,165.25

Step by Step Solution

1. Step 1: Write the proportion equation
   140,758.25 : 293,165.25 = 293,165.25 : x
2. Step 2: Convert to fraction form
   140,758.25/293,165.25 = 293,165.25/x
3. Step 3: Cross multiply
   140,758.25x = 293,165.25 × 293,165.25
4. Step 4: Simplify right side
   140,758.25x = 85,945,863,807.56
5. Step 5: Solve for x
   x = 85,945,863,807.56/140,758.25
6. Step 6: Final answer
   x = 610,592.02