Finding the Fourth Proportional to 3,061.50, 4,593.21 and 1,330.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.50 : 4,593.21 = 1,330.38 : x
2. Step 2: Convert to fraction form
   3,061.50/4,593.21 = 1,330.38/x
3. Step 3: Cross multiply
   3,061.50x = 4,593.21 × 1,330.38
4. Step 4: Simplify right side
   3,061.50x = 6,110,714.72
5. Step 5: Solve for x
   x = 6,110,714.72/3,061.50
6. Step 6: Final answer
   x = 1,995.99