Finding the Third Proportional to 1,591,788 and 3,435,656

Step by Step Solution

1. Step 1: Write the proportion equation
   1,591,788 : 3,435,656 = 3,435,656 : x
2. Step 2: Convert to fraction form
   1,591,788/3,435,656 = 3,435,656/x
3. Step 3: Cross multiply
   1,591,788x = 3,435,656 × 3,435,656
4. Step 4: Simplify right side
   1,591,788x = 11,803,732,150,336
5. Step 5: Solve for x
   x = 11,803,732,150,336/1,591,788
6. Step 6: Final answer
   x = 7,415,392.09