Finding the Third Proportional to 31,735.13 and 69,744.38

Step by Step Solution

1. Step 1: Write the proportion equation
   31,735.13 : 69,744.38 = 69,744.38 : x
2. Step 2: Convert to fraction form
   31,735.13/69,744.38 = 69,744.38/x
3. Step 3: Cross multiply
   31,735.13x = 69,744.38 × 69,744.38
4. Step 4: Simplify right side
   31,735.13x = 4,864,277,844.14
5. Step 5: Solve for x
   x = 4,864,277,844.14/31,735.13
6. Step 6: Final answer
   x = 153,277.41