Finding the Third Proportional to 2,448,630 and 5,316,612

Step by Step Solution

1. Step 1: Write the proportion equation
   2,448,630 : 5,316,612 = 5,316,612 : x
2. Step 2: Convert to fraction form
   2,448,630/5,316,612 = 5,316,612/x
3. Step 3: Cross multiply
   2,448,630x = 5,316,612 × 5,316,612
4. Step 4: Simplify right side
   2,448,630x = 28,266,363,158,544
5. Step 5: Solve for x
   x = 28,266,363,158,544/2,448,630
6. Step 6: Final answer
   x = 11,543,746.16