Finding the Third Proportional to 42,682 and 61,481

Step by Step Solution

1. Step 1: Write the proportion equation
   42,682 : 61,481 = 61,481 : x
2. Step 2: Convert to fraction form
   42,682/61,481 = 61,481/x
3. Step 3: Cross multiply
   42,682x = 61,481 × 61,481
4. Step 4: Simplify right side
   42,682x = 3,779,913,361
5. Step 5: Solve for x
   x = 3,779,913,361/42,682
6. Step 6: Final answer
   x = 88,559.89