Finding the Fourth Proportional to 9,798.63, 14,683.53 and 5,791.89

Step by Step Solution

1. Step 1: Write the proportion equation
   9,798.63 : 14,683.53 = 5,791.89 : x
2. Step 2: Convert to fraction form
   9,798.63/14,683.53 = 5,791.89/x
3. Step 3: Cross multiply
   9,798.63x = 14,683.53 × 5,791.89
4. Step 4: Simplify right side
   9,798.63x = 85,045,390.57
5. Step 5: Solve for x
   x = 85,045,390.57/9,798.63
6. Step 6: Final answer
   x = 8,679.31