Finding the Fourth Proportional to 2,059.90, 2,842.86 and 1,175.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,059.90 : 2,842.86 = 1,175.77 : x
2. Step 2: Convert to fraction form
   2,059.90/2,842.86 = 1,175.77/x
3. Step 3: Cross multiply
   2,059.90x = 2,842.86 × 1,175.77
4. Step 4: Simplify right side
   2,059.90x = 3,342,549.50
5. Step 5: Solve for x
   x = 3,342,549.50/2,059.90
6. Step 6: Final answer
   x = 1,622.68