Finding the Fourth Proportional to 11,061.78, 16,603.09 and 7,366.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,061.78 : 16,603.09 = 7,366.59 : x
2. Step 2: Convert to fraction form
   11,061.78/16,603.09 = 7,366.59/x
3. Step 3: Cross multiply
   11,061.78x = 16,603.09 × 7,366.59
4. Step 4: Simplify right side
   11,061.78x = 122,308,156.76
5. Step 5: Solve for x
   x = 122,308,156.76/11,061.78
6. Step 6: Final answer
   x = 11,056.82