Finding the Fourth Proportional to 2,973.52, 4,103.67 and 1,778.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,973.52 : 4,103.67 = 1,778.55 : x
2. Step 2: Convert to fraction form
   2,973.52/4,103.67 = 1,778.55/x
3. Step 3: Cross multiply
   2,973.52x = 4,103.67 × 1,778.55
4. Step 4: Simplify right side
   2,973.52x = 7,298,582.28
5. Step 5: Solve for x
   x = 7,298,582.28/2,973.52
6. Step 6: Final answer
   x = 2,454.53