Finding the Fourth Proportional to 10,997.42, 16,494.81 and 3,100.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,997.42 : 16,494.81 = 3,100.53 : x
2. Step 2: Convert to fraction form
   10,997.42/16,494.81 = 3,100.53/x
3. Step 3: Cross multiply
   10,997.42x = 16,494.81 × 3,100.53
4. Step 4: Simplify right side
   10,997.42x = 51,142,653.25
5. Step 5: Solve for x
   x = 51,142,653.25/10,997.42
6. Step 6: Final answer
   x = 4,650.42