Finding the Third Proportional to 2,436,064 and 5,358,128

Step by Step Solution

1. Step 1: Write the proportion equation
   2,436,064 : 5,358,128 = 5,358,128 : x
2. Step 2: Convert to fraction form
   2,436,064/5,358,128 = 5,358,128/x
3. Step 3: Cross multiply
   2,436,064x = 5,358,128 × 5,358,128
4. Step 4: Simplify right side
   2,436,064x = 28,709,535,664,384
5. Step 5: Solve for x
   x = 28,709,535,664,384/2,436,064
6. Step 6: Final answer
   x = 11,785,214.04