Finding the Third Proportional to 2,445,387 and 5,363,166

Step by Step Solution

1. Step 1: Write the proportion equation
   2,445,387 : 5,363,166 = 5,363,166 : x
2. Step 2: Convert to fraction form
   2,445,387/5,363,166 = 5,363,166/x
3. Step 3: Cross multiply
   2,445,387x = 5,363,166 × 5,363,166
4. Step 4: Simplify right side
   2,445,387x = 28,763,549,543,556
5. Step 5: Solve for x
   x = 28,763,549,543,556/2,445,387
6. Step 6: Final answer
   x = 11,762,371.17