Finding the Fourth Proportional to 11,108.56, 16,665.18 and 4,183

Step by Step Solution

1. Step 1: Write the proportion equation
   11,108.56 : 16,665.18 = 4,183 : x
2. Step 2: Convert to fraction form
   11,108.56/16,665.18 = 4,183/x
3. Step 3: Cross multiply
   11,108.56x = 16,665.18 × 4,183
4. Step 4: Simplify right side
   11,108.56x = 69,710,447.94
5. Step 5: Solve for x
   x = 69,710,447.94/11,108.56
6. Step 6: Final answer
   x = 6,275.38