Finding the Third Proportional to 37,073.81 and 79,979.63

Step by Step Solution

1. Step 1: Write the proportion equation
   37,073.81 : 79,979.63 = 79,979.63 : x
2. Step 2: Convert to fraction form
   37,073.81/79,979.63 = 79,979.63/x
3. Step 3: Cross multiply
   37,073.81x = 79,979.63 × 79,979.63
4. Step 4: Simplify right side
   37,073.81x = 6,396,740,415.14
5. Step 5: Solve for x
   x = 6,396,740,415.14/37,073.81
6. Step 6: Final answer
   x = 172,540.67