Finding the Third Proportional to 17,961.33 and 36,435.66

Step by Step Solution

1. Step 1: Write the proportion equation
   17,961.33 : 36,435.66 = 36,435.66 : x
2. Step 2: Convert to fraction form
   17,961.33/36,435.66 = 36,435.66/x
3. Step 3: Cross multiply
   17,961.33x = 36,435.66 × 36,435.66
4. Step 4: Simplify right side
   17,961.33x = 1,327,557,046.37
5. Step 5: Solve for x
   x = 1,327,557,046.37/17,961.33
6. Step 6: Final answer
   x = 73,911.96