Finding the Third Proportional to 64,752 and 140,900

Step by Step Solution

1. Step 1: Write the proportion equation
   64,752 : 140,900 = 140,900 : x
2. Step 2: Convert to fraction form
   64,752/140,900 = 140,900/x
3. Step 3: Cross multiply
   64,752x = 140,900 × 140,900
4. Step 4: Simplify right side
   64,752x = 19,852,810,000
5. Step 5: Solve for x
   x = 19,852,810,000/64,752
6. Step 6: Final answer
   x = 306,597.63