Finding the Fourth Proportional to 6,729,705.72, 9,286,669.98 and 3,828,825.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,729,705.72 : 9,286,669.98 = 3,828,825.72 : x
2. Step 2: Convert to fraction form
   6,729,705.72/9,286,669.98 = 3,828,825.72/x
3. Step 3: Cross multiply
   6,729,705.72x = 9,286,669.98 × 3,828,825.72
4. Step 4: Simplify right side
   6,729,705.72x = 35,557,040,872,575.89
5. Step 5: Solve for x
   x = 35,557,040,872,575.89/6,729,705.72
6. Step 6: Final answer
   x = 5,283,595.20