Finding the Third Proportional to 2,216,632 and 4,775,208

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216,632 : 4,775,208 = 4,775,208 : x
2. Step 2: Convert to fraction form
   2,216,632/4,775,208 = 4,775,208/x
3. Step 3: Cross multiply
   2,216,632x = 4,775,208 × 4,775,208
4. Step 4: Simplify right side
   2,216,632x = 22,802,611,443,264
5. Step 5: Solve for x
   x = 22,802,611,443,264/2,216,632
6. Step 6: Final answer
   x = 10,287,053.26