Finding the Third Proportional to 2,101,788 and 3,328,620

Step by Step Solution

1. Step 1: Write the proportion equation
   2,101,788 : 3,328,620 = 3,328,620 : x
2. Step 2: Convert to fraction form
   2,101,788/3,328,620 = 3,328,620/x
3. Step 3: Cross multiply
   2,101,788x = 3,328,620 × 3,328,620
4. Step 4: Simplify right side
   2,101,788x = 11,079,711,104,400
5. Step 5: Solve for x
   x = 11,079,711,104,400/2,101,788
6. Step 6: Final answer
   x = 5,271,564.55