Finding the Third Proportional to 1,997,617 and 4,402,411

Step by Step Solution

1. Step 1: Write the proportion equation
   1,997,617 : 4,402,411 = 4,402,411 : x
2. Step 2: Convert to fraction form
   1,997,617/4,402,411 = 4,402,411/x
3. Step 3: Cross multiply
   1,997,617x = 4,402,411 × 4,402,411
4. Step 4: Simplify right side
   1,997,617x = 19,381,222,612,921
5. Step 5: Solve for x
   x = 19,381,222,612,921/1,997,617
6. Step 6: Final answer
   x = 9,702,171.44