Finding the Third Proportional to 3,832,432 and 8,345,268

Step by Step Solution

1. Step 1: Write the proportion equation
   3,832,432 : 8,345,268 = 8,345,268 : x
2. Step 2: Convert to fraction form
   3,832,432/8,345,268 = 8,345,268/x
3. Step 3: Cross multiply
   3,832,432x = 8,345,268 × 8,345,268
4. Step 4: Simplify right side
   3,832,432x = 69,643,497,991,824
5. Step 5: Solve for x
   x = 69,643,497,991,824/3,832,432
6. Step 6: Final answer
   x = 18,172,141.86