Finding the Fourth Proportional to 11,801.07, 16,280.06 and 7,550.01

Step by Step Solution

1. Step 1: Write the proportion equation
   11,801.07 : 16,280.06 = 7,550.01 : x
2. Step 2: Convert to fraction form
   11,801.07/16,280.06 = 7,550.01/x
3. Step 3: Cross multiply
   11,801.07x = 16,280.06 × 7,550.01
4. Step 4: Simplify right side
   11,801.07x = 122,914,578.05
5. Step 5: Solve for x
   x = 122,914,578.05/11,801.07
6. Step 6: Final answer
   x = 10,415.55