Finding the Fourth Proportional to 10,997.27, 16,498.97 and 3,602.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,997.27 : 16,498.97 = 3,602.20 : x
2. Step 2: Convert to fraction form
   10,997.27/16,498.97 = 3,602.20/x
3. Step 3: Cross multiply
   10,997.27x = 16,498.97 × 3,602.20
4. Step 4: Simplify right side
   10,997.27x = 59,432,589.73
5. Step 5: Solve for x
   x = 59,432,589.73/10,997.27
6. Step 6: Final answer
   x = 5,404.30