Finding the Fourth Proportional to 4,798.89, 6,623.56 and 3,117.37

Step by Step Solution

1. Step 1: Write the proportion equation
   4,798.89 : 6,623.56 = 3,117.37 : x
2. Step 2: Convert to fraction form
   4,798.89/6,623.56 = 3,117.37/x
3. Step 3: Cross multiply
   4,798.89x = 6,623.56 × 3,117.37
4. Step 4: Simplify right side
   4,798.89x = 20,648,062.88
5. Step 5: Solve for x
   x = 20,648,062.88/4,798.89
6. Step 6: Final answer
   x = 4,302.67