Finding the Third Proportional to 72,459.75 and 155,634

Step by Step Solution

1. Step 1: Write the proportion equation
   72,459.75 : 155,634 = 155,634 : x
2. Step 2: Convert to fraction form
   72,459.75/155,634 = 155,634/x
3. Step 3: Cross multiply
   72,459.75x = 155,634 × 155,634
4. Step 4: Simplify right side
   72,459.75x = 24,221,941,956
5. Step 5: Solve for x
   x = 24,221,941,956/72,459.75
6. Step 6: Final answer
   x = 334,281.33