Finding the Third Proportional to 33,385 and 51,991.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,385 : 51,991.50 = 51,991.50 : x
2. Step 2: Convert to fraction form
   33,385/51,991.50 = 51,991.50/x
3. Step 3: Cross multiply
   33,385x = 51,991.50 × 51,991.50
4. Step 4: Simplify right side
   33,385x = 2,703,116,072.25
5. Step 5: Solve for x
   x = 2,703,116,072.25/33,385
6. Step 6: Final answer
   x = 80,967.98