Finding the Fourth Proportional to 11,592.77, 17,384.43 and 5,672.21

Step by Step Solution

1. Step 1: Write the proportion equation
   11,592.77 : 17,384.43 = 5,672.21 : x
2. Step 2: Convert to fraction form
   11,592.77/17,384.43 = 5,672.21/x
3. Step 3: Cross multiply
   11,592.77x = 17,384.43 × 5,672.21
4. Step 4: Simplify right side
   11,592.77x = 98,608,137.69
5. Step 5: Solve for x
   x = 98,608,137.69/11,592.77
6. Step 6: Final answer
   x = 8,506.00