Finding the Fourth Proportional to 11,019.40, 16,531.60 and 3,623.93

Step by Step Solution

1. Step 1: Write the proportion equation
   11,019.40 : 16,531.60 = 3,623.93 : x
2. Step 2: Convert to fraction form
   11,019.40/16,531.60 = 3,623.93/x
3. Step 3: Cross multiply
   11,019.40x = 16,531.60 × 3,623.93
4. Step 4: Simplify right side
   11,019.40x = 59,909,361.19
5. Step 5: Solve for x
   x = 59,909,361.19/11,019.40
6. Step 6: Final answer
   x = 5,436.72