Finding the Fourth Proportional to 11,820.16, 16,311.18 and 7,343.83

Step by Step Solution

1. Step 1: Write the proportion equation
   11,820.16 : 16,311.18 = 7,343.83 : x
2. Step 2: Convert to fraction form
   11,820.16/16,311.18 = 7,343.83/x
3. Step 3: Cross multiply
   11,820.16x = 16,311.18 × 7,343.83
4. Step 4: Simplify right side
   11,820.16x = 119,786,533.02
5. Step 5: Solve for x
   x = 119,786,533.02/11,820.16
6. Step 6: Final answer
   x = 10,134.09