Finding the Third Proportional to 103,618 and 154,785.50

Step by Step Solution

1. Step 1: Write the proportion equation
   103,618 : 154,785.50 = 154,785.50 : x
2. Step 2: Convert to fraction form
   103,618/154,785.50 = 154,785.50/x
3. Step 3: Cross multiply
   103,618x = 154,785.50 × 154,785.50
4. Step 4: Simplify right side
   103,618x = 23,958,551,010.25
5. Step 5: Solve for x
   x = 23,958,551,010.25/103,618
6. Step 6: Final answer
   x = 231,219.97