Finding the Fourth Proportional to 2,099.13, 2,875.83 and 2,020.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099.13 : 2,875.83 = 2,020.32 : x
2. Step 2: Convert to fraction form
   2,099.13/2,875.83 = 2,020.32/x
3. Step 3: Cross multiply
   2,099.13x = 2,875.83 × 2,020.32
4. Step 4: Simplify right side
   2,099.13x = 5,810,096.87
5. Step 5: Solve for x
   x = 5,810,096.87/2,099.13
6. Step 6: Final answer
   x = 2,767.86