Finding the Fourth Proportional to 14,039.30, 19,374.24 and 7,751.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,039.30 : 19,374.24 = 7,751.72 : x
2. Step 2: Convert to fraction form
   14,039.30/19,374.24 = 7,751.72/x
3. Step 3: Cross multiply
   14,039.30x = 19,374.24 × 7,751.72
4. Step 4: Simplify right side
   14,039.30x = 150,183,683.69
5. Step 5: Solve for x
   x = 150,183,683.69/14,039.30
6. Step 6: Final answer
   x = 10,697.38