Finding the Third Proportional to 70,780.50 and 103,251.38

Step by Step Solution

1. Step 1: Write the proportion equation
   70,780.50 : 103,251.38 = 103,251.38 : x
2. Step 2: Convert to fraction form
   70,780.50/103,251.38 = 103,251.38/x
3. Step 3: Cross multiply
   70,780.50x = 103,251.38 × 103,251.38
4. Step 4: Simplify right side
   70,780.50x = 10,660,846,439.39
5. Step 5: Solve for x
   x = 10,660,846,439.39/70,780.50
6. Step 6: Final answer
   x = 150,618.41