Finding the Fourth Proportional to 9,728.79, 14,596.63 and 4,801.89

Step by Step Solution

1. Step 1: Write the proportion equation
   9,728.79 : 14,596.63 = 4,801.89 : x
2. Step 2: Convert to fraction form
   9,728.79/14,596.63 = 4,801.89/x
3. Step 3: Cross multiply
   9,728.79x = 14,596.63 × 4,801.89
4. Step 4: Simplify right side
   9,728.79x = 70,091,338.65
5. Step 5: Solve for x
   x = 70,091,338.65/9,728.79
6. Step 6: Final answer
   x = 7,204.53