Finding the Fourth Proportional to 2,740.59, 3,776.49 and 2,111.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,740.59 : 3,776.49 = 2,111.22 : x
2. Step 2: Convert to fraction form
   2,740.59/3,776.49 = 2,111.22/x
3. Step 3: Cross multiply
   2,740.59x = 3,776.49 × 2,111.22
4. Step 4: Simplify right side
   2,740.59x = 7,973,001.22
5. Step 5: Solve for x
   x = 7,973,001.22/2,740.59
6. Step 6: Final answer
   x = 2,909.23