Finding the Third Proportional to 37,872.50 and 82,395.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,872.50 : 82,395.50 = 82,395.50 : x
2. Step 2: Convert to fraction form
   37,872.50/82,395.50 = 82,395.50/x
3. Step 3: Cross multiply
   37,872.50x = 82,395.50 × 82,395.50
4. Step 4: Simplify right side
   37,872.50x = 6,789,018,420.25
5. Step 5: Solve for x
   x = 6,789,018,420.25/37,872.50
6. Step 6: Final answer
   x = 179,259.84