Finding the Fourth Proportional to 11,087.49, 15,297.42 and 7,101.66

Step by Step Solution

1. Step 1: Write the proportion equation
   11,087.49 : 15,297.42 = 7,101.66 : x
2. Step 2: Convert to fraction form
   11,087.49/15,297.42 = 7,101.66/x
3. Step 3: Cross multiply
   11,087.49x = 15,297.42 × 7,101.66
4. Step 4: Simplify right side
   11,087.49x = 108,637,075.72
5. Step 5: Solve for x
   x = 108,637,075.72/11,087.49
6. Step 6: Final answer
   x = 9,798.17