Finding the Third Proportional to 45,658 and 61,071

Step by Step Solution

1. Step 1: Write the proportion equation
   45,658 : 61,071 = 61,071 : x
2. Step 2: Convert to fraction form
   45,658/61,071 = 61,071/x
3. Step 3: Cross multiply
   45,658x = 61,071 × 61,071
4. Step 4: Simplify right side
   45,658x = 3,729,667,041
5. Step 5: Solve for x
   x = 3,729,667,041/45,658
6. Step 6: Final answer
   x = 81,687.04