Finding the Fourth Proportional to 3,671.38, 5,066.49 and 2,099.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,671.38 : 5,066.49 = 2,099.50 : x
2. Step 2: Convert to fraction form
   3,671.38/5,066.49 = 2,099.50/x
3. Step 3: Cross multiply
   3,671.38x = 5,066.49 × 2,099.50
4. Step 4: Simplify right side
   3,671.38x = 10,637,095.76
5. Step 5: Solve for x
   x = 10,637,095.76/3,671.38
6. Step 6: Final answer
   x = 2,897.30