Finding the Fourth Proportional to 2,781.98, 3,837.46 and 1,837.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,781.98 : 3,837.46 = 1,837.77 : x
2. Step 2: Convert to fraction form
   2,781.98/3,837.46 = 1,837.77/x
3. Step 3: Cross multiply
   2,781.98x = 3,837.46 × 1,837.77
4. Step 4: Simplify right side
   2,781.98x = 7,052,368.86
5. Step 5: Solve for x
   x = 7,052,368.86/2,781.98
6. Step 6: Final answer
   x = 2,535.02