Finding the Third Proportional to 45,642 and 61,050

Step by Step Solution

1. Step 1: Write the proportion equation
   45,642 : 61,050 = 61,050 : x
2. Step 2: Convert to fraction form
   45,642/61,050 = 61,050/x
3. Step 3: Cross multiply
   45,642x = 61,050 × 61,050
4. Step 4: Simplify right side
   45,642x = 3,727,102,500
5. Step 5: Solve for x
   x = 3,727,102,500/45,642
6. Step 6: Final answer
   x = 81,659.49