Finding the Fourth Proportional to 9,876.71, 14,821.23 and 5,923.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,876.71 : 14,821.23 = 5,923.69 : x
2. Step 2: Convert to fraction form
   9,876.71/14,821.23 = 5,923.69/x
3. Step 3: Cross multiply
   9,876.71x = 14,821.23 × 5,923.69
4. Step 4: Simplify right side
   9,876.71x = 87,796,371.94
5. Step 5: Solve for x
   x = 87,796,371.94/9,876.71
6. Step 6: Final answer
   x = 8,889.23