Finding the Fourth Proportional to 10,997.90, 16,495.35 and 3,601.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,997.90 : 16,495.35 = 3,601.47 : x
2. Step 2: Convert to fraction form
   10,997.90/16,495.35 = 3,601.47/x
3. Step 3: Cross multiply
   10,997.90x = 16,495.35 × 3,601.47
4. Step 4: Simplify right side
   10,997.90x = 59,407,508.16
5. Step 5: Solve for x
   x = 59,407,508.16/10,997.90
6. Step 6: Final answer
   x = 5,401.71