Finding the Third Proportional to 30,769.88 and 72,444.38

Step by Step Solution

1. Step 1: Write the proportion equation
   30,769.88 : 72,444.38 = 72,444.38 : x
2. Step 2: Convert to fraction form
   30,769.88/72,444.38 = 72,444.38/x
3. Step 3: Cross multiply
   30,769.88x = 72,444.38 × 72,444.38
4. Step 4: Simplify right side
   30,769.88x = 5,248,187,469.14
5. Step 5: Solve for x
   x = 5,248,187,469.14/30,769.88
6. Step 6: Final answer
   x = 170,562.52