Finding the Fourth Proportional to 3,630.55, 5,444.83 and 997.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,630.55 : 5,444.83 = 997.42 : x
2. Step 2: Convert to fraction form
   3,630.55/5,444.83 = 997.42/x
3. Step 3: Cross multiply
   3,630.55x = 5,444.83 × 997.42
4. Step 4: Simplify right side
   3,630.55x = 5,430,782.34
5. Step 5: Solve for x
   x = 5,430,782.34/3,630.55
6. Step 6: Final answer
   x = 1,495.86