Finding the Fourth Proportional to 8,917.52, 12,308.83 and 5,773.91

Step by Step Solution

1. Step 1: Write the proportion equation
   8,917.52 : 12,308.83 = 5,773.91 : x
2. Step 2: Convert to fraction form
   8,917.52/12,308.83 = 5,773.91/x
3. Step 3: Cross multiply
   8,917.52x = 12,308.83 × 5,773.91
4. Step 4: Simplify right side
   8,917.52x = 71,070,000.65
5. Step 5: Solve for x
   x = 71,070,000.65/8,917.52
6. Step 6: Final answer
   x = 7,969.71