Finding the Third Proportional to 73,872 and 152,100

Step by Step Solution

1. Step 1: Write the proportion equation
   73,872 : 152,100 = 152,100 : x
2. Step 2: Convert to fraction form
   73,872/152,100 = 152,100/x
3. Step 3: Cross multiply
   73,872x = 152,100 × 152,100
4. Step 4: Simplify right side
   73,872x = 23,134,410,000
5. Step 5: Solve for x
   x = 23,134,410,000/73,872
6. Step 6: Final answer
   x = 313,168.86