Finding the Fourth Proportional to 2,075.37, 3,111.97 and 614.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,075.37 : 3,111.97 = 614.33 : x
2. Step 2: Convert to fraction form
   2,075.37/3,111.97 = 614.33/x
3. Step 3: Cross multiply
   2,075.37x = 3,111.97 × 614.33
4. Step 4: Simplify right side
   2,075.37x = 1,911,776.53
5. Step 5: Solve for x
   x = 1,911,776.53/2,075.37
6. Step 6: Final answer
   x = 921.17