Finding the Third Proportional to 70,731 and 154,579.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,731 : 154,579.50 = 154,579.50 : x
2. Step 2: Convert to fraction form
   70,731/154,579.50 = 154,579.50/x
3. Step 3: Cross multiply
   70,731x = 154,579.50 × 154,579.50
4. Step 4: Simplify right side
   70,731x = 23,894,821,820.25
5. Step 5: Solve for x
   x = 23,894,821,820.25/70,731
6. Step 6: Final answer
   x = 337,826.72