Finding the Third Proportional to 31,769.25 and 67,901.25

Step by Step Solution

1. Step 1: Write the proportion equation
   31,769.25 : 67,901.25 = 67,901.25 : x
2. Step 2: Convert to fraction form
   31,769.25/67,901.25 = 67,901.25/x
3. Step 3: Cross multiply
   31,769.25x = 67,901.25 × 67,901.25
4. Step 4: Simplify right side
   31,769.25x = 4,610,579,751.56
5. Step 5: Solve for x
   x = 4,610,579,751.56/31,769.25
6. Step 6: Final answer
   x = 145,127.12