Finding the Fourth Proportional to 10,352.72, 14,286.82 and 5,637.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,352.72 : 14,286.82 = 5,637.02 : x
2. Step 2: Convert to fraction form
   10,352.72/14,286.82 = 5,637.02/x
3. Step 3: Cross multiply
   10,352.72x = 14,286.82 × 5,637.02
4. Step 4: Simplify right side
   10,352.72x = 80,535,090.08
5. Step 5: Solve for x
   x = 80,535,090.08/10,352.72
6. Step 6: Final answer
   x = 7,779.12