Finding the Fourth Proportional to 2,010.12, 2,769.60 and 1,874.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010.12 : 2,769.60 = 1,874.62 : x
2. Step 2: Convert to fraction form
   2,010.12/2,769.60 = 1,874.62/x
3. Step 3: Cross multiply
   2,010.12x = 2,769.60 × 1,874.62
4. Step 4: Simplify right side
   2,010.12x = 5,191,947.55
5. Step 5: Solve for x
   x = 5,191,947.55/2,010.12
6. Step 6: Final answer
   x = 2,582.90