Finding the Third Proportional to 16,356.94 and 35,665.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,356.94 : 35,665.31 = 35,665.31 : x
2. Step 2: Convert to fraction form
   16,356.94/35,665.31 = 35,665.31/x
3. Step 3: Cross multiply
   16,356.94x = 35,665.31 × 35,665.31
4. Step 4: Simplify right side
   16,356.94x = 1,272,014,515.72
5. Step 5: Solve for x
   x = 1,272,014,515.72/16,356.94
6. Step 6: Final answer
   x = 77,766.06