Finding the Third Proportional to 37,072.69 and 87,408.56

Step by Step Solution

1. Step 1: Write the proportion equation
   37,072.69 : 87,408.56 = 87,408.56 : x
2. Step 2: Convert to fraction form
   37,072.69/87,408.56 = 87,408.56/x
3. Step 3: Cross multiply
   37,072.69x = 87,408.56 × 87,408.56
4. Step 4: Simplify right side
   37,072.69x = 7,640,256,798.32
5. Step 5: Solve for x
   x = 7,640,256,798.32/37,072.69
6. Step 6: Final answer
   x = 206,088.56