Finding the Third Proportional to 13,105,704 and 20,514,128

Step by Step Solution

1. Step 1: Write the proportion equation
   13,105,704 : 20,514,128 = 20,514,128 : x
2. Step 2: Convert to fraction form
   13,105,704/20,514,128 = 20,514,128/x
3. Step 3: Cross multiply
   13,105,704x = 20,514,128 × 20,514,128
4. Step 4: Simplify right side
   13,105,704x = 420,829,447,600,384
5. Step 5: Solve for x
   x = 420,829,447,600,384/13,105,704
6. Step 6: Final answer
   x = 32,110,403.81