Finding the Fourth Proportional to 10,998.09, 16,499.47 and 3,602.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,998.09 : 16,499.47 = 3,602.01 : x
2. Step 2: Convert to fraction form
   10,998.09/16,499.47 = 3,602.01/x
3. Step 3: Cross multiply
   10,998.09x = 16,499.47 × 3,602.01
4. Step 4: Simplify right side
   10,998.09x = 59,431,255.93
5. Step 5: Solve for x
   x = 59,431,255.93/10,998.09
6. Step 6: Final answer
   x = 5,403.78