Finding the Fourth Proportional to 2,978.68, 4,466.48 and 1,003.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978.68 : 4,466.48 = 1,003.62 : x
2. Step 2: Convert to fraction form
   2,978.68/4,466.48 = 1,003.62/x
3. Step 3: Cross multiply
   2,978.68x = 4,466.48 × 1,003.62
4. Step 4: Simplify right side
   2,978.68x = 4,482,648.66
5. Step 5: Solve for x
   x = 4,482,648.66/2,978.68
6. Step 6: Final answer
   x = 1,504.91