Finding the Fourth Proportional to 2,218.42, 3,061.46 and 1,334.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218.42 : 3,061.46 = 1,334.05 : x
2. Step 2: Convert to fraction form
   2,218.42/3,061.46 = 1,334.05/x
3. Step 3: Cross multiply
   2,218.42x = 3,061.46 × 1,334.05
4. Step 4: Simplify right side
   2,218.42x = 4,084,140.71
5. Step 5: Solve for x
   x = 4,084,140.71/2,218.42
6. Step 6: Final answer
   x = 1,841.01