Finding the Fourth Proportional to 5,233,327.88, 7,222,077.69 and 2,878,618.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,233,327.88 : 7,222,077.69 = 2,878,618.69 : x
2. Step 2: Convert to fraction form
   5,233,327.88/7,222,077.69 = 2,878,618.69/x
3. Step 3: Cross multiply
   5,233,327.88x = 7,222,077.69 × 2,878,618.69
4. Step 4: Simplify right side
   5,233,327.88x = 20,789,607,819,066.03
5. Step 5: Solve for x
   x = 20,789,607,819,066.03/5,233,327.88
6. Step 6: Final answer
   x = 3,972,540.67