Finding the Third Proportional to 9,467,698.50 and 20,706,864

Step by Step Solution

1. Step 1: Write the proportion equation
   9,467,698.50 : 20,706,864 = 20,706,864 : x
2. Step 2: Convert to fraction form
   9,467,698.50/20,706,864 = 20,706,864/x
3. Step 3: Cross multiply
   9,467,698.50x = 20,706,864 × 20,706,864
4. Step 4: Simplify right side
   9,467,698.50x = 428,774,216,714,496
5. Step 5: Solve for x
   x = 428,774,216,714,496/9,467,698.50
6. Step 6: Final answer
   x = 45,288,114.82