Finding the Fourth Proportional to 1,911.45, 2,634.23 and 1,491.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,911.45 : 2,634.23 = 1,491.14 : x
2. Step 2: Convert to fraction form
   1,911.45/2,634.23 = 1,491.14/x
3. Step 3: Cross multiply
   1,911.45x = 2,634.23 × 1,491.14
4. Step 4: Simplify right side
   1,911.45x = 3,928,002.86
5. Step 5: Solve for x
   x = 3,928,002.86/1,911.45
6. Step 6: Final answer
   x = 2,054.98