Finding the Third Proportional to 1,451,158 and 3,388,690

Step by Step Solution

1. Step 1: Write the proportion equation
   1,451,158 : 3,388,690 = 3,388,690 : x
2. Step 2: Convert to fraction form
   1,451,158/3,388,690 = 3,388,690/x
3. Step 3: Cross multiply
   1,451,158x = 3,388,690 × 3,388,690
4. Step 4: Simplify right side
   1,451,158x = 11,483,219,916,100
5. Step 5: Solve for x
   x = 11,483,219,916,100/1,451,158
6. Step 6: Final answer
   x = 7,913,142.41