Finding the Third Proportional to 105,277 and 161,981.75

Step by Step Solution

1. Step 1: Write the proportion equation
   105,277 : 161,981.75 = 161,981.75 : x
2. Step 2: Convert to fraction form
   105,277/161,981.75 = 161,981.75/x
3. Step 3: Cross multiply
   105,277x = 161,981.75 × 161,981.75
4. Step 4: Simplify right side
   105,277x = 26,238,087,333.06
5. Step 5: Solve for x
   x = 26,238,087,333.06/105,277
6. Step 6: Final answer
   x = 249,229.06