Finding the Third Proportional to 70,687.69 and 152,443.27

Step by Step Solution

1. Step 1: Write the proportion equation
   70,687.69 : 152,443.27 = 152,443.27 : x
2. Step 2: Convert to fraction form
   70,687.69/152,443.27 = 152,443.27/x
3. Step 3: Cross multiply
   70,687.69x = 152,443.27 × 152,443.27
4. Step 4: Simplify right side
   70,687.69x = 23,238,949,234.41
5. Step 5: Solve for x
   x = 23,238,949,234.41/70,687.69
6. Step 6: Final answer
   x = 328,755.26