Finding the Fourth Proportional to 11,931.55, 17,893.67 and 5,688.27

Step by Step Solution

1. Step 1: Write the proportion equation
   11,931.55 : 17,893.67 = 5,688.27 : x
2. Step 2: Convert to fraction form
   11,931.55/17,893.67 = 5,688.27/x
3. Step 3: Cross multiply
   11,931.55x = 17,893.67 × 5,688.27
4. Step 4: Simplify right side
   11,931.55x = 101,784,026.25
5. Step 5: Solve for x
   x = 101,784,026.25/11,931.55
6. Step 6: Final answer
   x = 8,530.66