Finding the Fourth Proportional to 2,911.33, 4,366.23 and 1,267.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,911.33 : 4,366.23 = 1,267.50 : x
2. Step 2: Convert to fraction form
   2,911.33/4,366.23 = 1,267.50/x
3. Step 3: Cross multiply
   2,911.33x = 4,366.23 × 1,267.50
4. Step 4: Simplify right side
   2,911.33x = 5,534,196.53
5. Step 5: Solve for x
   x = 5,534,196.53/2,911.33
6. Step 6: Final answer
   x = 1,900.92