Finding the Fourth Proportional to 5,777,629.78, 7,973,031.06 and 3,199,255.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,777,629.78 : 7,973,031.06 = 3,199,255.18 : x
2. Step 2: Convert to fraction form
   5,777,629.78/7,973,031.06 = 3,199,255.18/x
3. Step 3: Cross multiply
   5,777,629.78x = 7,973,031.06 × 3,199,255.18
4. Step 4: Simplify right side
   5,777,629.78x = 25,507,760,919,005.89
5. Step 5: Solve for x
   x = 25,507,760,919,005.89/5,777,629.78
6. Step 6: Final answer
   x = 4,414,917.86