Finding the Fourth Proportional to 11,075.96, 16,610.70 and 9,123.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,075.96 : 16,610.70 = 9,123.32 : x
2. Step 2: Convert to fraction form
   11,075.96/16,610.70 = 9,123.32/x
3. Step 3: Cross multiply
   11,075.96x = 16,610.70 × 9,123.32
4. Step 4: Simplify right side
   11,075.96x = 151,544,731.52
5. Step 5: Solve for x
   x = 151,544,731.52/11,075.96
6. Step 6: Final answer
   x = 13,682.31