Finding the Third Proportional to 108,768 and 153,169.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,768 : 153,169.50 = 153,169.50 : x
2. Step 2: Convert to fraction form
   108,768/153,169.50 = 153,169.50/x
3. Step 3: Cross multiply
   108,768x = 153,169.50 × 153,169.50
4. Step 4: Simplify right side
   108,768x = 23,460,895,730.25
5. Step 5: Solve for x
   x = 23,460,895,730.25/108,768
6. Step 6: Final answer
   x = 215,696.67