Finding the Third Proportional to 109,718 and 147,081

Step by Step Solution

1. Step 1: Write the proportion equation
   109,718 : 147,081 = 147,081 : x
2. Step 2: Convert to fraction form
   109,718/147,081 = 147,081/x
3. Step 3: Cross multiply
   109,718x = 147,081 × 147,081
4. Step 4: Simplify right side
   109,718x = 21,632,820,561
5. Step 5: Solve for x
   x = 21,632,820,561/109,718
6. Step 6: Final answer
   x = 197,167.47