Finding the Third Proportional to 39,970 and 57,744.88

Step by Step Solution

1. Step 1: Write the proportion equation
   39,970 : 57,744.88 = 57,744.88 : x
2. Step 2: Convert to fraction form
   39,970/57,744.88 = 57,744.88/x
3. Step 3: Cross multiply
   39,970x = 57,744.88 × 57,744.88
4. Step 4: Simplify right side
   39,970x = 3,334,470,588.77
5. Step 5: Solve for x
   x = 3,334,470,588.77/39,970
6. Step 6: Final answer
   x = 83,424.33