Finding the Fourth Proportional to 11,172.39, 16,757.01 and 3,775.86

Step by Step Solution

1. Step 1: Write the proportion equation
   11,172.39 : 16,757.01 = 3,775.86 : x
2. Step 2: Convert to fraction form
   11,172.39/16,757.01 = 3,775.86/x
3. Step 3: Cross multiply
   11,172.39x = 16,757.01 × 3,775.86
4. Step 4: Simplify right side
   11,172.39x = 63,272,123.78
5. Step 5: Solve for x
   x = 63,272,123.78/11,172.39
6. Step 6: Final answer
   x = 5,663.26