Finding the Fourth Proportional to 2,059.12, 2,841.36 and 1,219.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,059.12 : 2,841.36 = 1,219.86 : x
2. Step 2: Convert to fraction form
   2,059.12/2,841.36 = 1,219.86/x
3. Step 3: Cross multiply
   2,059.12x = 2,841.36 × 1,219.86
4. Step 4: Simplify right side
   2,059.12x = 3,466,061.41
5. Step 5: Solve for x
   x = 3,466,061.41/2,059.12
6. Step 6: Final answer
   x = 1,683.27