Finding the Third Proportional to 1,090,698 and 2,281,620

Step by Step Solution

1. Step 1: Write the proportion equation
   1,090,698 : 2,281,620 = 2,281,620 : x
2. Step 2: Convert to fraction form
   1,090,698/2,281,620 = 2,281,620/x
3. Step 3: Cross multiply
   1,090,698x = 2,281,620 × 2,281,620
4. Step 4: Simplify right side
   1,090,698x = 5,205,789,824,400
5. Step 5: Solve for x
   x = 5,205,789,824,400/1,090,698
6. Step 6: Final answer
   x = 4,772,897.56