Finding the Third Proportional to 39,935.53 and 85,908.09

Step by Step Solution

1. Step 1: Write the proportion equation
   39,935.53 : 85,908.09 = 85,908.09 : x
2. Step 2: Convert to fraction form
   39,935.53/85,908.09 = 85,908.09/x
3. Step 3: Cross multiply
   39,935.53x = 85,908.09 × 85,908.09
4. Step 4: Simplify right side
   39,935.53x = 7,380,200,571.76
5. Step 5: Solve for x
   x = 7,380,200,571.76/39,935.53
6. Step 6: Final answer
   x = 184,802.86