Finding the Third Proportional to 108,615.75 and 151,738.88

Step by Step Solution

1. Step 1: Write the proportion equation
   108,615.75 : 151,738.88 = 151,738.88 : x
2. Step 2: Convert to fraction form
   108,615.75/151,738.88 = 151,738.88/x
3. Step 3: Cross multiply
   108,615.75x = 151,738.88 × 151,738.88
4. Step 4: Simplify right side
   108,615.75x = 23,024,686,186.27
5. Step 5: Solve for x
   x = 23,024,686,186.27/108,615.75
6. Step 6: Final answer
   x = 211,982.94