Finding the Third Proportional to 3,151,926 and 4,819,392

Step by Step Solution

1. Step 1: Write the proportion equation
   3,151,926 : 4,819,392 = 4,819,392 : x
2. Step 2: Convert to fraction form
   3,151,926/4,819,392 = 4,819,392/x
3. Step 3: Cross multiply
   3,151,926x = 4,819,392 × 4,819,392
4. Step 4: Simplify right side
   3,151,926x = 23,226,539,249,664
5. Step 5: Solve for x
   x = 23,226,539,249,664/3,151,926
6. Step 6: Final answer
   x = 7,368,998.91