Finding the Third Proportional to 31,323.38 and 45,257.06

Step by Step Solution

1. Step 1: Write the proportion equation
   31,323.38 : 45,257.06 = 45,257.06 : x
2. Step 2: Convert to fraction form
   31,323.38/45,257.06 = 45,257.06/x
3. Step 3: Cross multiply
   31,323.38x = 45,257.06 × 45,257.06
4. Step 4: Simplify right side
   31,323.38x = 2,048,201,706.13
5. Step 5: Solve for x
   x = 2,048,201,706.13/31,323.38
6. Step 6: Final answer
   x = 65,388.92