Finding the Third Proportional to 37,043.50 and 79,878

Step by Step Solution

1. Step 1: Write the proportion equation
   37,043.50 : 79,878 = 79,878 : x
2. Step 2: Convert to fraction form
   37,043.50/79,878 = 79,878/x
3. Step 3: Cross multiply
   37,043.50x = 79,878 × 79,878
4. Step 4: Simplify right side
   37,043.50x = 6,380,494,884
5. Step 5: Solve for x
   x = 6,380,494,884/37,043.50
6. Step 6: Final answer
   x = 172,243.31