Finding the Fourth Proportional to 9,652.72, 13,316.32 and 5,673.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,652.72 : 13,316.32 = 5,673.76 : x
2. Step 2: Convert to fraction form
   9,652.72/13,316.32 = 5,673.76/x
3. Step 3: Cross multiply
   9,652.72x = 13,316.32 × 5,673.76
4. Step 4: Simplify right side
   9,652.72x = 75,553,603.76
5. Step 5: Solve for x
   x = 75,553,603.76/9,652.72
6. Step 6: Final answer
   x = 7,827.18