Finding the Third Proportional to 34,449 and 72,997.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,449 : 72,997.50 = 72,997.50 : x
2. Step 2: Convert to fraction form
   34,449/72,997.50 = 72,997.50/x
3. Step 3: Cross multiply
   34,449x = 72,997.50 × 72,997.50
4. Step 4: Simplify right side
   34,449x = 5,328,635,006.25
5. Step 5: Solve for x
   x = 5,328,635,006.25/34,449
6. Step 6: Final answer
   x = 154,681.85