Finding the Fourth Proportional to 2,059.66, 2,839.35 and 1,272.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,059.66 : 2,839.35 = 1,272.34 : x
2. Step 2: Convert to fraction form
   2,059.66/2,839.35 = 1,272.34/x
3. Step 3: Cross multiply
   2,059.66x = 2,839.35 × 1,272.34
4. Step 4: Simplify right side
   2,059.66x = 3,612,618.58
5. Step 5: Solve for x
   x = 3,612,618.58/2,059.66
6. Step 6: Final answer
   x = 1,753.99