Finding the Fourth Proportional to 1,902.50, 2,625.69 and 1,074.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,902.50 : 2,625.69 = 1,074.50 : x
2. Step 2: Convert to fraction form
   1,902.50/2,625.69 = 1,074.50/x
3. Step 3: Cross multiply
   1,902.50x = 2,625.69 × 1,074.50
4. Step 4: Simplify right side
   1,902.50x = 2,821,303.91
5. Step 5: Solve for x
   x = 2,821,303.91/1,902.50
6. Step 6: Final answer
   x = 1,482.95