Finding the Third Proportional to 37,639.69 and 56,464.59

Step by Step Solution

1. Step 1: Write the proportion equation
   37,639.69 : 56,464.59 = 56,464.59 : x
2. Step 2: Convert to fraction form
   37,639.69/56,464.59 = 56,464.59/x
3. Step 3: Cross multiply
   37,639.69x = 56,464.59 × 56,464.59
4. Step 4: Simplify right side
   37,639.69x = 3,188,250,347.35
5. Step 5: Solve for x
   x = 3,188,250,347.35/37,639.69
6. Step 6: Final answer
   x = 84,704.49