Finding the Fourth Proportional to 9,165.58, 12,648.56 and 4,973.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,165.58 : 12,648.56 = 4,973.83 : x
2. Step 2: Convert to fraction form
   9,165.58/12,648.56 = 4,973.83/x
3. Step 3: Cross multiply
   9,165.58x = 12,648.56 × 4,973.83
4. Step 4: Simplify right side
   9,165.58x = 62,911,730.69
5. Step 5: Solve for x
   x = 62,911,730.69/9,165.58
6. Step 6: Final answer
   x = 6,863.91