Finding the Third Proportional to 34,049 and 72,730

Step by Step Solution

1. Step 1: Write the proportion equation
   34,049 : 72,730 = 72,730 : x
2. Step 2: Convert to fraction form
   34,049/72,730 = 72,730/x
3. Step 3: Cross multiply
   34,049x = 72,730 × 72,730
4. Step 4: Simplify right side
   34,049x = 5,289,652,900
5. Step 5: Solve for x
   x = 5,289,652,900/34,049
6. Step 6: Final answer
   x = 155,354.13