Finding the Third Proportional to 79,753.78 and 175,231.69

Step by Step Solution

1. Step 1: Write the proportion equation
   79,753.78 : 175,231.69 = 175,231.69 : x
2. Step 2: Convert to fraction form
   79,753.78/175,231.69 = 175,231.69/x
3. Step 3: Cross multiply
   79,753.78x = 175,231.69 × 175,231.69
4. Step 4: Simplify right side
   79,753.78x = 30,706,144,304.10
5. Step 5: Solve for x
   x = 30,706,144,304.10/79,753.78
6. Step 6: Final answer
   x = 385,011.77