Finding the Fourth Proportional to 2,000.59, 2,762.72 and 1,891.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,000.59 : 2,762.72 = 1,891.51 : x
2. Step 2: Convert to fraction form
   2,000.59/2,762.72 = 1,891.51/x
3. Step 3: Cross multiply
   2,000.59x = 2,762.72 × 1,891.51
4. Step 4: Simplify right side
   2,000.59x = 5,225,712.51
5. Step 5: Solve for x
   x = 5,225,712.51/2,000.59
6. Step 6: Final answer
   x = 2,612.09