Finding the Fourth Proportional to 2,557.82, 3,837.44 and 914.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,557.82 : 3,837.44 = 914.53 : x
2. Step 2: Convert to fraction form
   2,557.82/3,837.44 = 914.53/x
3. Step 3: Cross multiply
   2,557.82x = 3,837.44 × 914.53
4. Step 4: Simplify right side
   2,557.82x = 3,509,454.00
5. Step 5: Solve for x
   x = 3,509,454.00/2,557.82
6. Step 6: Final answer
   x = 1,372.05