Finding the Third Proportional to 2,201,985 and 3,403,188

Step by Step Solution

1. Step 1: Write the proportion equation
   2,201,985 : 3,403,188 = 3,403,188 : x
2. Step 2: Convert to fraction form
   2,201,985/3,403,188 = 3,403,188/x
3. Step 3: Cross multiply
   2,201,985x = 3,403,188 × 3,403,188
4. Step 4: Simplify right side
   2,201,985x = 11,581,688,563,344
5. Step 5: Solve for x
   x = 11,581,688,563,344/2,201,985
6. Step 6: Final answer
   x = 5,259,658.25