Finding the Fourth Proportional to 1,262.55, 1,895.97 and 1,054.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,262.55 : 1,895.97 = 1,054.10 : x
2. Step 2: Convert to fraction form
   1,262.55/1,895.97 = 1,054.10/x
3. Step 3: Cross multiply
   1,262.55x = 1,895.97 × 1,054.10
4. Step 4: Simplify right side
   1,262.55x = 1,998,532.50
5. Step 5: Solve for x
   x = 1,998,532.50/1,262.55
6. Step 6: Final answer
   x = 1,582.93