Finding the Fourth Proportional to 2,761.98, 3,810.90 and 2,016.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,761.98 : 3,810.90 = 2,016.34 : x
2. Step 2: Convert to fraction form
   2,761.98/3,810.90 = 2,016.34/x
3. Step 3: Cross multiply
   2,761.98x = 3,810.90 × 2,016.34
4. Step 4: Simplify right side
   2,761.98x = 7,684,070.11
5. Step 5: Solve for x
   x = 7,684,070.11/2,761.98
6. Step 6: Final answer
   x = 2,782.09