Finding the Third Proportional to 3,877,634 and 5,921,427

Step by Step Solution

1. Step 1: Write the proportion equation
   3,877,634 : 5,921,427 = 5,921,427 : x
2. Step 2: Convert to fraction form
   3,877,634/5,921,427 = 5,921,427/x
3. Step 3: Cross multiply
   3,877,634x = 5,921,427 × 5,921,427
4. Step 4: Simplify right side
   3,877,634x = 35,063,297,716,329
5. Step 5: Solve for x
   x = 35,063,297,716,329/3,877,634
6. Step 6: Final answer
   x = 9,042,446.43