Finding the Fourth Proportional to 1,179.31, 1,627.46 and 655.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,179.31 : 1,627.46 = 655.35 : x
2. Step 2: Convert to fraction form
   1,179.31/1,627.46 = 655.35/x
3. Step 3: Cross multiply
   1,179.31x = 1,627.46 × 655.35
4. Step 4: Simplify right side
   1,179.31x = 1,066,555.91
5. Step 5: Solve for x
   x = 1,066,555.91/1,179.31
6. Step 6: Final answer
   x = 904.39