Finding the Third Proportional to 9,036,643.50 and 19,866,900.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,036,643.50 : 19,866,900.38 = 19,866,900.38 : x
2. Step 2: Convert to fraction form
   9,036,643.50/19,866,900.38 = 19,866,900.38/x
3. Step 3: Cross multiply
   9,036,643.50x = 19,866,900.38 × 19,866,900.38
4. Step 4: Simplify right side
   9,036,643.50x = 394,693,730,510,175.12
5. Step 5: Solve for x
   x = 394,693,730,510,175.12/9,036,643.50
6. Step 6: Final answer
   x = 43,677,027.93