Finding the Fourth Proportional to 1,101.06, 1,652.18 and 614.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,101.06 : 1,652.18 = 614.43 : x
2. Step 2: Convert to fraction form
   1,101.06/1,652.18 = 614.43/x
3. Step 3: Cross multiply
   1,101.06x = 1,652.18 × 614.43
4. Step 4: Simplify right side
   1,101.06x = 1,015,145.89
5. Step 5: Solve for x
   x = 1,015,145.89/1,101.06
6. Step 6: Final answer
   x = 921.97