Finding the Fourth Proportional to 2,090.84, 2,848.50 and 2,048.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,090.84 : 2,848.50 = 2,048.15 : x
2. Step 2: Convert to fraction form
   2,090.84/2,848.50 = 2,048.15/x
3. Step 3: Cross multiply
   2,090.84x = 2,848.50 × 2,048.15
4. Step 4: Simplify right side
   2,090.84x = 5,834,162.40
5. Step 5: Solve for x
   x = 5,834,162.40/2,090.84
6. Step 6: Final answer
   x = 2,790.35