Finding the Third Proportional to 31,793.25 and 68,507.25

Step by Step Solution

1. Step 1: Write the proportion equation
   31,793.25 : 68,507.25 = 68,507.25 : x
2. Step 2: Convert to fraction form
   31,793.25/68,507.25 = 68,507.25/x
3. Step 3: Cross multiply
   31,793.25x = 68,507.25 × 68,507.25
4. Step 4: Simplify right side
   31,793.25x = 4,693,243,302.56
5. Step 5: Solve for x
   x = 4,693,243,302.56/31,793.25
6. Step 6: Final answer
   x = 147,617.60