Finding the Fourth Proportional to 1,180.52, 1,769.94 and 555.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,180.52 : 1,769.94 = 555.47 : x
2. Step 2: Convert to fraction form
   1,180.52/1,769.94 = 555.47/x
3. Step 3: Cross multiply
   1,180.52x = 1,769.94 × 555.47
4. Step 4: Simplify right side
   1,180.52x = 983,148.57
5. Step 5: Solve for x
   x = 983,148.57/1,180.52
6. Step 6: Final answer
   x = 832.81