Finding the Third Proportional to 2,448,237 and 5,321,518

Step by Step Solution

1. Step 1: Write the proportion equation
   2,448,237 : 5,321,518 = 5,321,518 : x
2. Step 2: Convert to fraction form
   2,448,237/5,321,518 = 5,321,518/x
3. Step 3: Cross multiply
   2,448,237x = 5,321,518 × 5,321,518
4. Step 4: Simplify right side
   2,448,237x = 28,318,553,824,324
5. Step 5: Solve for x
   x = 28,318,553,824,324/2,448,237
6. Step 6: Final answer
   x = 11,566,916.86