Finding the Fourth Proportional to 2,216.42, 3,058.70 and 1,332.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216.42 : 3,058.70 = 1,332.05 : x
2. Step 2: Convert to fraction form
   2,216.42/3,058.70 = 1,332.05/x
3. Step 3: Cross multiply
   2,216.42x = 3,058.70 × 1,332.05
4. Step 4: Simplify right side
   2,216.42x = 4,074,334.67
5. Step 5: Solve for x
   x = 4,074,334.67/2,216.42
6. Step 6: Final answer
   x = 1,838.25