Finding the Fourth Proportional to 1,131.82, 1,696.71 and 546.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,131.82 : 1,696.71 = 546.46 : x
2. Step 2: Convert to fraction form
   1,131.82/1,696.71 = 546.46/x
3. Step 3: Cross multiply
   1,131.82x = 1,696.71 × 546.46
4. Step 4: Simplify right side
   1,131.82x = 927,184.15
5. Step 5: Solve for x
   x = 927,184.15/1,131.82
6. Step 6: Final answer
   x = 819.20