Finding the Third Proportional to 2,378,973 and 3,391,312

Step by Step Solution

1. Step 1: Write the proportion equation
   2,378,973 : 3,391,312 = 3,391,312 : x
2. Step 2: Convert to fraction form
   2,378,973/3,391,312 = 3,391,312/x
3. Step 3: Cross multiply
   2,378,973x = 3,391,312 × 3,391,312
4. Step 4: Simplify right side
   2,378,973x = 11,500,997,081,344
5. Step 5: Solve for x
   x = 11,500,997,081,344/2,378,973
6. Step 6: Final answer
   x = 4,834,437.84