Finding the Fourth Proportional to 2,519.45, 3,776.18 and 1,901.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,519.45 : 3,776.18 = 1,901.10 : x
2. Step 2: Convert to fraction form
   2,519.45/3,776.18 = 1,901.10/x
3. Step 3: Cross multiply
   2,519.45x = 3,776.18 × 1,901.10
4. Step 4: Simplify right side
   2,519.45x = 7,178,886.29
5. Step 5: Solve for x
   x = 7,178,886.29/2,519.45
6. Step 6: Final answer
   x = 2,849.39