Finding the Third Proportional to 29,745 and 64,388.25

Step by Step Solution

1. Step 1: Write the proportion equation
   29,745 : 64,388.25 = 64,388.25 : x
2. Step 2: Convert to fraction form
   29,745/64,388.25 = 64,388.25/x
3. Step 3: Cross multiply
   29,745x = 64,388.25 × 64,388.25
4. Step 4: Simplify right side
   29,745x = 4,145,846,738.06
5. Step 5: Solve for x
   x = 4,145,846,738.06/29,745
6. Step 6: Final answer
   x = 139,379.62