Finding the Third Proportional to 3,642,636 and 5,345,846

Step by Step Solution

1. Step 1: Write the proportion equation
   3,642,636 : 5,345,846 = 5,345,846 : x
2. Step 2: Convert to fraction form
   3,642,636/5,345,846 = 5,345,846/x
3. Step 3: Cross multiply
   3,642,636x = 5,345,846 × 5,345,846
4. Step 4: Simplify right side
   3,642,636x = 28,578,069,455,716
5. Step 5: Solve for x
   x = 28,578,069,455,716/3,642,636
6. Step 6: Final answer
   x = 7,845,436.51