Finding the Third Proportional to 3,802,196.25 and 8,454,485.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,802,196.25 : 8,454,485.25 = 8,454,485.25 : x
2. Step 2: Convert to fraction form
   3,802,196.25/8,454,485.25 = 8,454,485.25/x
3. Step 3: Cross multiply
   3,802,196.25x = 8,454,485.25 × 8,454,485.25
4. Step 4: Simplify right side
   3,802,196.25x = 71,478,320,842,467.56
5. Step 5: Solve for x
   x = 71,478,320,842,467.56/3,802,196.25
6. Step 6: Final answer
   x = 18,799,219.23