Finding the Third Proportional to 10,002,180 and 21,495,408

Step by Step Solution

1. Step 1: Write the proportion equation
   10,002,180 : 21,495,408 = 21,495,408 : x
2. Step 2: Convert to fraction form
   10,002,180/21,495,408 = 21,495,408/x
3. Step 3: Cross multiply
   10,002,180x = 21,495,408 × 21,495,408
4. Step 4: Simplify right side
   10,002,180x = 462,052,565,086,464
5. Step 5: Solve for x
   x = 462,052,565,086,464/10,002,180
6. Step 6: Final answer
   x = 46,195,185.96