Finding the Fourth Proportional to 9,719.86, 14,579.69 and 4,453.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,719.86 : 14,579.69 = 4,453.37 : x
2. Step 2: Convert to fraction form
   9,719.86/14,579.69 = 4,453.37/x
3. Step 3: Cross multiply
   9,719.86x = 14,579.69 × 4,453.37
4. Step 4: Simplify right side
   9,719.86x = 64,928,820.62
5. Step 5: Solve for x
   x = 64,928,820.62/9,719.86
6. Step 6: Final answer
   x = 6,680.02