Finding the Third Proportional to 37,500.75 and 79,218

Step by Step Solution

1. Step 1: Write the proportion equation
   37,500.75 : 79,218 = 79,218 : x
2. Step 2: Convert to fraction form
   37,500.75/79,218 = 79,218/x
3. Step 3: Cross multiply
   37,500.75x = 79,218 × 79,218
4. Step 4: Simplify right side
   37,500.75x = 6,275,491,524
5. Step 5: Solve for x
   x = 6,275,491,524/37,500.75
6. Step 6: Final answer
   x = 167,343.09