Finding the Fourth Proportional to 10,902, 16,355.56 and 3,606

Step by Step Solution

1. Step 1: Write the proportion equation
   10,902 : 16,355.56 = 3,606 : x
2. Step 2: Convert to fraction form
   10,902/16,355.56 = 3,606/x
3. Step 3: Cross multiply
   10,902x = 16,355.56 × 3,606
4. Step 4: Simplify right side
   10,902x = 58,978,149.36
5. Step 5: Solve for x
   x = 58,978,149.36/10,902
6. Step 6: Final answer
   x = 5,409.85