Finding the Fourth Proportional to 9,817.89, 14,715.57 and 4,876.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,817.89 : 14,715.57 = 4,876.48 : x
2. Step 2: Convert to fraction form
   9,817.89/14,715.57 = 4,876.48/x
3. Step 3: Cross multiply
   9,817.89x = 14,715.57 × 4,876.48
4. Step 4: Simplify right side
   9,817.89x = 71,760,182.79
5. Step 5: Solve for x
   x = 71,760,182.79/9,817.89
6. Step 6: Final answer
   x = 7,309.12