Finding the Third Proportional to 3,926,731.50 and 5,760,821.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,926,731.50 : 5,760,821.25 = 5,760,821.25 : x
2. Step 2: Convert to fraction form
   3,926,731.50/5,760,821.25 = 5,760,821.25/x
3. Step 3: Cross multiply
   3,926,731.50x = 5,760,821.25 × 5,760,821.25
4. Step 4: Simplify right side
   3,926,731.50x = 33,187,061,474,451.56
5. Step 5: Solve for x
   x = 33,187,061,474,451.56/3,926,731.50
6. Step 6: Final answer
   x = 8,451,573.90