Finding the Third Proportional to 2,117,372 and 4,615,408

Step by Step Solution

1. Step 1: Write the proportion equation
   2,117,372 : 4,615,408 = 4,615,408 : x
2. Step 2: Convert to fraction form
   2,117,372/4,615,408 = 4,615,408/x
3. Step 3: Cross multiply
   2,117,372x = 4,615,408 × 4,615,408
4. Step 4: Simplify right side
   2,117,372x = 21,301,991,006,464
5. Step 5: Solve for x
   x = 21,301,991,006,464/2,117,372
6. Step 6: Final answer
   x = 10,060,580.29