Finding the Fourth Proportional to 2,216.42, 3,061.77 and 1,598.66

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216.42 : 3,061.77 = 1,598.66 : x
2. Step 2: Convert to fraction form
   2,216.42/3,061.77 = 1,598.66/x
3. Step 3: Cross multiply
   2,216.42x = 3,061.77 × 1,598.66
4. Step 4: Simplify right side
   2,216.42x = 4,894,729.23
5. Step 5: Solve for x
   x = 4,894,729.23/2,216.42
6. Step 6: Final answer
   x = 2,208.39