Finding the Fourth Proportional to 3,687.72, 5,088.55 and 2,094.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,687.72 : 5,088.55 = 2,094.09 : x
2. Step 2: Convert to fraction form
   3,687.72/5,088.55 = 2,094.09/x
3. Step 3: Cross multiply
   3,687.72x = 5,088.55 × 2,094.09
4. Step 4: Simplify right side
   3,687.72x = 10,655,881.67
5. Step 5: Solve for x
   x = 10,655,881.67/3,687.72
6. Step 6: Final answer
   x = 2,889.56