Finding the Fourth Proportional to 11,670.37, 16,099.90 and 7,192.49

Step by Step Solution

1. Step 1: Write the proportion equation
   11,670.37 : 16,099.90 = 7,192.49 : x
2. Step 2: Convert to fraction form
   11,670.37/16,099.90 = 7,192.49/x
3. Step 3: Cross multiply
   11,670.37x = 16,099.90 × 7,192.49
4. Step 4: Simplify right side
   11,670.37x = 115,798,271.27
5. Step 5: Solve for x
   x = 115,798,271.27/11,670.37
6. Step 6: Final answer
   x = 9,922.42