Finding the Fourth Proportional to 1,178.25, 1,627.39 and 932.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,178.25 : 1,627.39 = 932.82 : x
2. Step 2: Convert to fraction form
   1,178.25/1,627.39 = 932.82/x
3. Step 3: Cross multiply
   1,178.25x = 1,627.39 × 932.82
4. Step 4: Simplify right side
   1,178.25x = 1,518,057.00
5. Step 5: Solve for x
   x = 1,518,057.00/1,178.25
6. Step 6: Final answer
   x = 1,288.40