Finding the Third Proportional to 78,327 and 144,078.75

Step by Step Solution

1. Step 1: Write the proportion equation
   78,327 : 144,078.75 = 144,078.75 : x
2. Step 2: Convert to fraction form
   78,327/144,078.75 = 144,078.75/x
3. Step 3: Cross multiply
   78,327x = 144,078.75 × 144,078.75
4. Step 4: Simplify right side
   78,327x = 20,758,686,201.56
5. Step 5: Solve for x
   x = 20,758,686,201.56/78,327
6. Step 6: Final answer
   x = 265,025.93