Finding the Fourth Proportional to 1,672.56, 2,504.79 and 1,184.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,672.56 : 2,504.79 = 1,184.94 : x
2. Step 2: Convert to fraction form
   1,672.56/2,504.79 = 1,184.94/x
3. Step 3: Cross multiply
   1,672.56x = 2,504.79 × 1,184.94
4. Step 4: Simplify right side
   1,672.56x = 2,968,025.86
5. Step 5: Solve for x
   x = 2,968,025.86/1,672.56
6. Step 6: Final answer
   x = 1,774.54