Finding the Fourth Proportional to 10,729.56, 16,088.40 and 3,706.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,729.56 : 16,088.40 = 3,706.32 : x
2. Step 2: Convert to fraction form
   10,729.56/16,088.40 = 3,706.32/x
3. Step 3: Cross multiply
   10,729.56x = 16,088.40 × 3,706.32
4. Step 4: Simplify right side
   10,729.56x = 59,628,758.69
5. Step 5: Solve for x
   x = 59,628,758.69/10,729.56
6. Step 6: Final answer
   x = 5,557.43