Finding the Fourth Proportional to 1,059.00, 1,461.38 and 586.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,059.00 : 1,461.38 = 586.91 : x
2. Step 2: Convert to fraction form
   1,059.00/1,461.38 = 586.91/x
3. Step 3: Cross multiply
   1,059.00x = 1,461.38 × 586.91
4. Step 4: Simplify right side
   1,059.00x = 857,695.60
5. Step 5: Solve for x
   x = 857,695.60/1,059.00
6. Step 6: Final answer
   x = 809.91