Finding the Fourth Proportional to 14,457.82, 21,683.72 and 5,570.09

Step by Step Solution

1. Step 1: Write the proportion equation
   14,457.82 : 21,683.72 = 5,570.09 : x
2. Step 2: Convert to fraction form
   14,457.82/21,683.72 = 5,570.09/x
3. Step 3: Cross multiply
   14,457.82x = 21,683.72 × 5,570.09
4. Step 4: Simplify right side
   14,457.82x = 120,780,340.07
5. Step 5: Solve for x
   x = 120,780,340.07/14,457.82
6. Step 6: Final answer
   x = 8,353.98