Finding the Third Proportional to 3,243,855.50 and 4,562,890.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,243,855.50 : 4,562,890.50 = 4,562,890.50 : x
2. Step 2: Convert to fraction form
   3,243,855.50/4,562,890.50 = 4,562,890.50/x
3. Step 3: Cross multiply
   3,243,855.50x = 4,562,890.50 × 4,562,890.50
4. Step 4: Simplify right side
   3,243,855.50x = 20,819,969,714,990.25
5. Step 5: Solve for x
   x = 20,819,969,714,990.25/3,243,855.50
6. Step 6: Final answer
   x = 6,418,279.02