Finding the Third Proportional to 105,260 and 161,784

Step by Step Solution

1. Step 1: Write the proportion equation
   105,260 : 161,784 = 161,784 : x
2. Step 2: Convert to fraction form
   105,260/161,784 = 161,784/x
3. Step 3: Cross multiply
   105,260x = 161,784 × 161,784
4. Step 4: Simplify right side
   105,260x = 26,174,062,656
5. Step 5: Solve for x
   x = 26,174,062,656/105,260
6. Step 6: Final answer
   x = 248,661.06