Finding the Third Proportional to 3,826,877 and 8,262,528

Step by Step Solution

1. Step 1: Write the proportion equation
   3,826,877 : 8,262,528 = 8,262,528 : x
2. Step 2: Convert to fraction form
   3,826,877/8,262,528 = 8,262,528/x
3. Step 3: Cross multiply
   3,826,877x = 8,262,528 × 8,262,528
4. Step 4: Simplify right side
   3,826,877x = 68,269,368,950,784
5. Step 5: Solve for x
   x = 68,269,368,950,784/3,826,877
6. Step 6: Final answer
   x = 17,839,446.88