Finding the Third Proportional to 4,339,866 and 9,506,468

Step by Step Solution

1. Step 1: Write the proportion equation
   4,339,866 : 9,506,468 = 9,506,468 : x
2. Step 2: Convert to fraction form
   4,339,866/9,506,468 = 9,506,468/x
3. Step 3: Cross multiply
   4,339,866x = 9,506,468 × 9,506,468
4. Step 4: Simplify right side
   4,339,866x = 90,372,933,835,024
5. Step 5: Solve for x
   x = 90,372,933,835,024/4,339,866
6. Step 6: Final answer
   x = 20,823,899.59