Finding the Third Proportional to 9,620,499.75 and 20,037,067.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,620,499.75 : 20,037,067.50 = 20,037,067.50 : x
2. Step 2: Convert to fraction form
   9,620,499.75/20,037,067.50 = 20,037,067.50/x
3. Step 3: Cross multiply
   9,620,499.75x = 20,037,067.50 × 20,037,067.50
4. Step 4: Simplify right side
   9,620,499.75x = 401,484,073,999,556.25
5. Step 5: Solve for x
   x = 401,484,073,999,556.25/9,620,499.75
6. Step 6: Final answer
   x = 41,732,143.28