Finding the Third Proportional to 17,779.50 and 33,939

Step by Step Solution

1. Step 1: Write the proportion equation
   17,779.50 : 33,939 = 33,939 : x
2. Step 2: Convert to fraction form
   17,779.50/33,939 = 33,939/x
3. Step 3: Cross multiply
   17,779.50x = 33,939 × 33,939
4. Step 4: Simplify right side
   17,779.50x = 1,151,855,721
5. Step 5: Solve for x
   x = 1,151,855,721/17,779.50
6. Step 6: Final answer
   x = 64,785.61