Finding the Fourth Proportional to 10,997.42, 16,491.50 and 3,597.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,997.42 : 16,491.50 = 3,597.80 : x
2. Step 2: Convert to fraction form
   10,997.42/16,491.50 = 3,597.80/x
3. Step 3: Cross multiply
   10,997.42x = 16,491.50 × 3,597.80
4. Step 4: Simplify right side
   10,997.42x = 59,333,100.71
5. Step 5: Solve for x
   x = 59,333,100.71/10,997.42
6. Step 6: Final answer
   x = 5,395.18