Finding the Third Proportional to 33,990 and 52,501

Step by Step Solution

1. Step 1: Write the proportion equation
   33,990 : 52,501 = 52,501 : x
2. Step 2: Convert to fraction form
   33,990/52,501 = 52,501/x
3. Step 3: Cross multiply
   33,990x = 52,501 × 52,501
4. Step 4: Simplify right side
   33,990x = 2,756,355,001
5. Step 5: Solve for x
   x = 2,756,355,001/33,990
6. Step 6: Final answer
   x = 81,093.12