Finding the Fourth Proportional to 1,181.98, 1,773.24 and 604.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,181.98 : 1,773.24 = 604.72 : x
2. Step 2: Convert to fraction form
   1,181.98/1,773.24 = 604.72/x
3. Step 3: Cross multiply
   1,181.98x = 1,773.24 × 604.72
4. Step 4: Simplify right side
   1,181.98x = 1,072,313.69
5. Step 5: Solve for x
   x = 1,072,313.69/1,181.98
6. Step 6: Final answer
   x = 907.22