Finding the Fourth Proportional to 2,599.22, 3,587.00 and 1,420.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,599.22 : 3,587.00 = 1,420.31 : x
2. Step 2: Convert to fraction form
   2,599.22/3,587.00 = 1,420.31/x
3. Step 3: Cross multiply
   2,599.22x = 3,587.00 × 1,420.31
4. Step 4: Simplify right side
   2,599.22x = 5,094,626.93
5. Step 5: Solve for x
   x = 5,094,626.93/2,599.22
6. Step 6: Final answer
   x = 1,960.06