Finding the Fourth Proportional to 410,448,066.82, 566,418,637.59 and 222,277,821.37

Step by Step Solution

1. Step 1: Write the proportion equation
   410,448,066.82 : 566,418,637.59 = 222,277,821.37 : x
2. Step 2: Convert to fraction form
   410,448,066.82/566,418,637.59 = 222,277,821.37/x
3. Step 3: Cross multiply
   410,448,066.82x = 566,418,637.59 × 222,277,821.37
4. Step 4: Simplify right side
   410,448,066.82x = 125,902,300,744,621,424
5. Step 5: Solve for x
   x = 125,902,300,744,621,424/410,448,066.82
6. Step 6: Final answer
   x = 306,743,558.86