Finding the Third Proportional to 63,752 and 140,372

Step by Step Solution

1. Step 1: Write the proportion equation
   63,752 : 140,372 = 140,372 : x
2. Step 2: Convert to fraction form
   63,752/140,372 = 140,372/x
3. Step 3: Cross multiply
   63,752x = 140,372 × 140,372
4. Step 4: Simplify right side
   63,752x = 19,704,298,384
5. Step 5: Solve for x
   x = 19,704,298,384/63,752
6. Step 6: Final answer
   x = 309,077.34