Finding the Fourth Proportional to 11,437.82, 17,144.42 and 7,476.61

Step by Step Solution

1. Step 1: Write the proportion equation
   11,437.82 : 17,144.42 = 7,476.61 : x
2. Step 2: Convert to fraction form
   11,437.82/17,144.42 = 7,476.61/x
3. Step 3: Cross multiply
   11,437.82x = 17,144.42 × 7,476.61
4. Step 4: Simplify right side
   11,437.82x = 128,182,061.77
5. Step 5: Solve for x
   x = 128,182,061.77/11,437.82
6. Step 6: Final answer
   x = 11,206.87