Finding the Third Proportional to 30,201.29 and 68,234.12

Step by Step Solution

1. Step 1: Write the proportion equation
   30,201.29 : 68,234.12 = 68,234.12 : x
2. Step 2: Convert to fraction form
   30,201.29/68,234.12 = 68,234.12/x
3. Step 3: Cross multiply
   30,201.29x = 68,234.12 × 68,234.12
4. Step 4: Simplify right side
   30,201.29x = 4,655,894,481.82
5. Step 5: Solve for x
   x = 4,655,894,481.82/30,201.29
6. Step 6: Final answer
   x = 154,162.09