Finding the Fourth Proportional to 2,762.56, 3,810.40 and 1,876.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,762.56 : 3,810.40 = 1,876.83 : x
2. Step 2: Convert to fraction form
   2,762.56/3,810.40 = 1,876.83/x
3. Step 3: Cross multiply
   2,762.56x = 3,810.40 × 1,876.83
4. Step 4: Simplify right side
   2,762.56x = 7,151,473.03
5. Step 5: Solve for x
   x = 7,151,473.03/2,762.56
6. Step 6: Final answer
   x = 2,588.71