Finding the Third Proportional to 2,378,987 and 3,391,332

Step by Step Solution

1. Step 1: Write the proportion equation
   2,378,987 : 3,391,332 = 3,391,332 : x
2. Step 2: Convert to fraction form
   2,378,987/3,391,332 = 3,391,332/x
3. Step 3: Cross multiply
   2,378,987x = 3,391,332 × 3,391,332
4. Step 4: Simplify right side
   2,378,987x = 11,501,132,734,224
5. Step 5: Solve for x
   x = 11,501,132,734,224/2,378,987
6. Step 6: Final answer
   x = 4,834,466.41