Finding the Fourth Proportional to 6,259.83, 8,638.56 and 3,901.98

Step by Step Solution

1. Step 1: Write the proportion equation
   6,259.83 : 8,638.56 = 3,901.98 : x
2. Step 2: Convert to fraction form
   6,259.83/8,638.56 = 3,901.98/x
3. Step 3: Cross multiply
   6,259.83x = 8,638.56 × 3,901.98
4. Step 4: Simplify right side
   6,259.83x = 33,707,488.35
5. Step 5: Solve for x
   x = 33,707,488.35/6,259.83
6. Step 6: Final answer
   x = 5,384.73