Finding the Third Proportional to 45,049.50 and 61,080.75

Step by Step Solution

1. Step 1: Write the proportion equation
   45,049.50 : 61,080.75 = 61,080.75 : x
2. Step 2: Convert to fraction form
   45,049.50/61,080.75 = 61,080.75/x
3. Step 3: Cross multiply
   45,049.50x = 61,080.75 × 61,080.75
4. Step 4: Simplify right side
   45,049.50x = 3,730,858,020.56
5. Step 5: Solve for x
   x = 3,730,858,020.56/45,049.50
6. Step 6: Final answer
   x = 82,816.86