Finding the Third Proportional to 108,765.50 and 153,168.75

Step by Step Solution

1. Step 1: Write the proportion equation
   108,765.50 : 153,168.75 = 153,168.75 : x
2. Step 2: Convert to fraction form
   108,765.50/153,168.75 = 153,168.75/x
3. Step 3: Cross multiply
   108,765.50x = 153,168.75 × 153,168.75
4. Step 4: Simplify right side
   108,765.50x = 23,460,665,976.56
5. Step 5: Solve for x
   x = 23,460,665,976.56/108,765.50
6. Step 6: Final answer
   x = 215,699.52