Finding the Third Proportional to 12,932,086 and 21,552,608

Step by Step Solution

1. Step 1: Write the proportion equation
   12,932,086 : 21,552,608 = 21,552,608 : x
2. Step 2: Convert to fraction form
   12,932,086/21,552,608 = 21,552,608/x
3. Step 3: Cross multiply
   12,932,086x = 21,552,608 × 21,552,608
4. Step 4: Simplify right side
   12,932,086x = 464,514,911,601,664
5. Step 5: Solve for x
   x = 464,514,911,601,664/12,932,086
6. Step 6: Final answer
   x = 35,919,565.61