Finding the Fourth Proportional to 9,586.72, 14,384.28 and 5,199.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,586.72 : 14,384.28 = 5,199.04 : x
2. Step 2: Convert to fraction form
   9,586.72/14,384.28 = 5,199.04/x
3. Step 3: Cross multiply
   9,586.72x = 14,384.28 × 5,199.04
4. Step 4: Simplify right side
   9,586.72x = 74,784,447.09
5. Step 5: Solve for x
   x = 74,784,447.09/9,586.72
6. Step 6: Final answer
   x = 7,800.84