Finding the Fourth Proportional to 1,111.41, 1,533.69 and 614.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111.41 : 1,533.69 = 614.03 : x
2. Step 2: Convert to fraction form
   1,111.41/1,533.69 = 614.03/x
3. Step 3: Cross multiply
   1,111.41x = 1,533.69 × 614.03
4. Step 4: Simplify right side
   1,111.41x = 941,724.00
5. Step 5: Solve for x
   x = 941,724.00/1,111.41
6. Step 6: Final answer
   x = 847.32