Finding the Fourth Proportional to 1,444.83, 2,167.02 and 404.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,444.83 : 2,167.02 = 404.72 : x
2. Step 2: Convert to fraction form
   1,444.83/2,167.02 = 404.72/x
3. Step 3: Cross multiply
   1,444.83x = 2,167.02 × 404.72
4. Step 4: Simplify right side
   1,444.83x = 877,025.50
5. Step 5: Solve for x
   x = 877,025.50/1,444.83
6. Step 6: Final answer
   x = 607.01