Finding the Fourth Proportional to 11,037.30, 16,559.34 and 7,713.39

Step by Step Solution

1. Step 1: Write the proportion equation
   11,037.30 : 16,559.34 = 7,713.39 : x
2. Step 2: Convert to fraction form
   11,037.30/16,559.34 = 7,713.39/x
3. Step 3: Cross multiply
   11,037.30x = 16,559.34 × 7,713.39
4. Step 4: Simplify right side
   11,037.30x = 127,728,647.56
5. Step 5: Solve for x
   x = 127,728,647.56/11,037.30
6. Step 6: Final answer
   x = 11,572.45