Finding the Third Proportional to 37,639.69 and 54,101.25

Step by Step Solution

1. Step 1: Write the proportion equation
   37,639.69 : 54,101.25 = 54,101.25 : x
2. Step 2: Convert to fraction form
   37,639.69/54,101.25 = 54,101.25/x
3. Step 3: Cross multiply
   37,639.69x = 54,101.25 × 54,101.25
4. Step 4: Simplify right side
   37,639.69x = 2,926,945,251.56
5. Step 5: Solve for x
   x = 2,926,945,251.56/37,639.69
6. Step 6: Final answer
   x = 77,762.21