Finding the Fourth Proportional to 1,947.77, 2,919.22 and 1,535.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,947.77 : 2,919.22 = 1,535.27 : x
2. Step 2: Convert to fraction form
   1,947.77/2,919.22 = 1,535.27/x
3. Step 3: Cross multiply
   1,947.77x = 2,919.22 × 1,535.27
4. Step 4: Simplify right side
   1,947.77x = 4,481,790.89
5. Step 5: Solve for x
   x = 4,481,790.89/1,947.77
6. Step 6: Final answer
   x = 2,300.99