Finding the Fourth Proportional to 1,101.94, 1,649.67 and 614.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,101.94 : 1,649.67 = 614.32 : x
2. Step 2: Convert to fraction form
   1,101.94/1,649.67 = 614.32/x
3. Step 3: Cross multiply
   1,101.94x = 1,649.67 × 614.32
4. Step 4: Simplify right side
   1,101.94x = 1,013,425.27
5. Step 5: Solve for x
   x = 1,013,425.27/1,101.94
6. Step 6: Final answer
   x = 919.67