Finding the Third Proportional to 33,290.50 and 71,477

Step by Step Solution

1. Step 1: Write the proportion equation
   33,290.50 : 71,477 = 71,477 : x
2. Step 2: Convert to fraction form
   33,290.50/71,477 = 71,477/x
3. Step 3: Cross multiply
   33,290.50x = 71,477 × 71,477
4. Step 4: Simplify right side
   33,290.50x = 5,108,961,529
5. Step 5: Solve for x
   x = 5,108,961,529/33,290.50
6. Step 6: Final answer
   x = 153,466.05