Finding the Fourth Proportional to 14,007.05, 19,328.58 and 7,719.42

Step by Step Solution

1. Step 1: Write the proportion equation
   14,007.05 : 19,328.58 = 7,719.42 : x
2. Step 2: Convert to fraction form
   14,007.05/19,328.58 = 7,719.42/x
3. Step 3: Cross multiply
   14,007.05x = 19,328.58 × 7,719.42
4. Step 4: Simplify right side
   14,007.05x = 149,205,427.02
5. Step 5: Solve for x
   x = 149,205,427.02/14,007.05
6. Step 6: Final answer
   x = 10,652.17