Finding the Fourth Proportional to 1,902.76, 2,625.78 and 1,074.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,902.76 : 2,625.78 = 1,074.76 : x
2. Step 2: Convert to fraction form
   1,902.76/2,625.78 = 1,074.76/x
3. Step 3: Cross multiply
   1,902.76x = 2,625.78 × 1,074.76
4. Step 4: Simplify right side
   1,902.76x = 2,822,083.31
5. Step 5: Solve for x
   x = 2,822,083.31/1,902.76
6. Step 6: Final answer
   x = 1,483.15