Finding the Third Proportional to 2,389,090 and 5,198,083

Step by Step Solution

1. Step 1: Write the proportion equation
   2,389,090 : 5,198,083 = 5,198,083 : x
2. Step 2: Convert to fraction form
   2,389,090/5,198,083 = 5,198,083/x
3. Step 3: Cross multiply
   2,389,090x = 5,198,083 × 5,198,083
4. Step 4: Simplify right side
   2,389,090x = 27,020,066,874,889
5. Step 5: Solve for x
   x = 27,020,066,874,889/2,389,090
6. Step 6: Final answer
   x = 11,309,773.54