Finding the Third Proportional to 580,246.50 and 887,049

Step by Step Solution

1. Step 1: Write the proportion equation
   580,246.50 : 887,049 = 887,049 : x
2. Step 2: Convert to fraction form
   580,246.50/887,049 = 887,049/x
3. Step 3: Cross multiply
   580,246.50x = 887,049 × 887,049
4. Step 4: Simplify right side
   580,246.50x = 786,855,928,401
5. Step 5: Solve for x
   x = 786,855,928,401/580,246.50
6. Step 6: Final answer
   x = 1,356,071.82