Finding the Fourth Proportional to 1,874.27, 2,585.70 and 1,127.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,874.27 : 2,585.70 = 1,127.99 : x
2. Step 2: Convert to fraction form
   1,874.27/2,585.70 = 1,127.99/x
3. Step 3: Cross multiply
   1,874.27x = 2,585.70 × 1,127.99
4. Step 4: Simplify right side
   1,874.27x = 2,916,630.81
5. Step 5: Solve for x
   x = 2,916,630.81/1,874.27
6. Step 6: Final answer
   x = 1,556.15