Finding the Third Proportional to 3,642,634 and 5,345,843

Step by Step Solution

1. Step 1: Write the proportion equation
   3,642,634 : 5,345,843 = 5,345,843 : x
2. Step 2: Convert to fraction form
   3,642,634/5,345,843 = 5,345,843/x
3. Step 3: Cross multiply
   3,642,634x = 5,345,843 × 5,345,843
4. Step 4: Simplify right side
   3,642,634x = 28,578,037,380,649
5. Step 5: Solve for x
   x = 28,578,037,380,649/3,642,634
6. Step 6: Final answer
   x = 7,845,432.01