Finding the Third Proportional to 108,734 and 153,122.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,734 : 153,122.50 = 153,122.50 : x
2. Step 2: Convert to fraction form
   108,734/153,122.50 = 153,122.50/x
3. Step 3: Cross multiply
   108,734x = 153,122.50 × 153,122.50
4. Step 4: Simplify right side
   108,734x = 23,446,500,006.25
5. Step 5: Solve for x
   x = 23,446,500,006.25/108,734
6. Step 6: Final answer
   x = 215,631.73