Finding the Third Proportional to 581,635.50 and 1,216,245

Step by Step Solution

1. Step 1: Write the proportion equation
   581,635.50 : 1,216,245 = 1,216,245 : x
2. Step 2: Convert to fraction form
   581,635.50/1,216,245 = 1,216,245/x
3. Step 3: Cross multiply
   581,635.50x = 1,216,245 × 1,216,245
4. Step 4: Simplify right side
   581,635.50x = 1,479,251,900,025
5. Step 5: Solve for x
   x = 1,479,251,900,025/581,635.50
6. Step 6: Final answer
   x = 2,543,262.75