Finding the Third Proportional to 31,320 and 45,252

Step by Step Solution

1. Step 1: Write the proportion equation
   31,320 : 45,252 = 45,252 : x
2. Step 2: Convert to fraction form
   31,320/45,252 = 45,252/x
3. Step 3: Cross multiply
   31,320x = 45,252 × 45,252
4. Step 4: Simplify right side
   31,320x = 2,047,743,504
5. Step 5: Solve for x
   x = 2,047,743,504/31,320
6. Step 6: Final answer
   x = 65,381.34