Finding the Fourth Proportional to 11,082.83, 16,613.51 and 7,123.01

Step by Step Solution

1. Step 1: Write the proportion equation
   11,082.83 : 16,613.51 = 7,123.01 : x
2. Step 2: Convert to fraction form
   11,082.83/16,613.51 = 7,123.01/x
3. Step 3: Cross multiply
   11,082.83x = 16,613.51 × 7,123.01
4. Step 4: Simplify right side
   11,082.83x = 118,338,079.18
5. Step 5: Solve for x
   x = 118,338,079.18/11,082.83
6. Step 6: Final answer
   x = 10,677.61