Finding the Fourth Proportional to 3,687.59, 5,088.86 and 2,009.00

Step by Step Solution

1. Step 1: Write the proportion equation
   3,687.59 : 5,088.86 = 2,009.00 : x
2. Step 2: Convert to fraction form
   3,687.59/5,088.86 = 2,009.00/x
3. Step 3: Cross multiply
   3,687.59x = 5,088.86 × 2,009.00
4. Step 4: Simplify right side
   3,687.59x = 10,223,489.27
5. Step 5: Solve for x
   x = 10,223,489.27/3,687.59
6. Step 6: Final answer
   x = 2,772.40