Finding the Third Proportional to 37,782.70 and 57,579.61

Step by Step Solution

1. Step 1: Write the proportion equation
   37,782.70 : 57,579.61 = 57,579.61 : x
2. Step 2: Convert to fraction form
   37,782.70/57,579.61 = 57,579.61/x
3. Step 3: Cross multiply
   37,782.70x = 57,579.61 × 57,579.61
4. Step 4: Simplify right side
   37,782.70x = 3,315,411,415.78
5. Step 5: Solve for x
   x = 3,315,411,415.78/37,782.70
6. Step 6: Final answer
   x = 87,749.45