Finding the Third Proportional to 3,613,398 and 5,320,269

Step by Step Solution

1. Step 1: Write the proportion equation
   3,613,398 : 5,320,269 = 5,320,269 : x
2. Step 2: Convert to fraction form
   3,613,398/5,320,269 = 5,320,269/x
3. Step 3: Cross multiply
   3,613,398x = 5,320,269 × 5,320,269
4. Step 4: Simplify right side
   3,613,398x = 28,305,262,232,361
5. Step 5: Solve for x
   x = 28,305,262,232,361/3,613,398
6. Step 6: Final answer
   x = 7,833,419.47