Finding the Third Proportional to 37,108.69 and 87,511.78

Step by Step Solution

1. Step 1: Write the proportion equation
   37,108.69 : 87,511.78 = 87,511.78 : x
2. Step 2: Convert to fraction form
   37,108.69/87,511.78 = 87,511.78/x
3. Step 3: Cross multiply
   37,108.69x = 87,511.78 × 87,511.78
4. Step 4: Simplify right side
   37,108.69x = 7,658,311,857.55
5. Step 5: Solve for x
   x = 7,658,311,857.55/37,108.69
6. Step 6: Final answer
   x = 206,375.17