Finding the Third Proportional to 39,674.50 and 52,653.75

Step by Step Solution

1. Step 1: Write the proportion equation
   39,674.50 : 52,653.75 = 52,653.75 : x
2. Step 2: Convert to fraction form
   39,674.50/52,653.75 = 52,653.75/x
3. Step 3: Cross multiply
   39,674.50x = 52,653.75 × 52,653.75
4. Step 4: Simplify right side
   39,674.50x = 2,772,417,389.06
5. Step 5: Solve for x
   x = 2,772,417,389.06/39,674.50
6. Step 6: Final answer
   x = 69,879.08