Finding the Fourth Proportional to 2,214,693,900.72, 3,322,371,179.22 and 815,570,594.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,214,693,900.72 : 3,322,371,179.22 = 815,570,594.28 : x
2. Step 2: Convert to fraction form
   2,214,693,900.72/3,322,371,179.22 = 815,570,594.28/x
3. Step 3: Cross multiply
   2,214,693,900.72x = 3,322,371,179.22 × 815,570,594.28
4. Step 4: Simplify right side
   2,214,693,900.72x = 2,709,628,237,055,199,744
5. Step 5: Solve for x
   x = 2,709,628,237,055,199,744/2,214,693,900.72
6. Step 6: Final answer
   x = 1,223,477,536.18