Finding the Fourth Proportional to 2,978.99, 4,465.33 and 1,002.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978.99 : 4,465.33 = 1,002.74 : x
2. Step 2: Convert to fraction form
   2,978.99/4,465.33 = 1,002.74/x
3. Step 3: Cross multiply
   2,978.99x = 4,465.33 × 1,002.74
4. Step 4: Simplify right side
   2,978.99x = 4,477,565.00
5. Step 5: Solve for x
   x = 4,477,565.00/2,978.99
6. Step 6: Final answer
   x = 1,503.05