Finding the Third Proportional to 70,676.72 and 152,424.70

Step by Step Solution

1. Step 1: Write the proportion equation
   70,676.72 : 152,424.70 = 152,424.70 : x
2. Step 2: Convert to fraction form
   70,676.72/152,424.70 = 152,424.70/x
3. Step 3: Cross multiply
   70,676.72x = 152,424.70 × 152,424.70
4. Step 4: Simplify right side
   70,676.72x = 23,233,290,122.74
5. Step 5: Solve for x
   x = 23,233,290,122.74/70,676.72
6. Step 6: Final answer
   x = 328,726.21