Finding the Fourth Proportional to 2,774.86, 4,151.50 and 2,542.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,774.86 : 4,151.50 = 2,542.16 : x
2. Step 2: Convert to fraction form
   2,774.86/4,151.50 = 2,542.16/x
3. Step 3: Cross multiply
   2,774.86x = 4,151.50 × 2,542.16
4. Step 4: Simplify right side
   2,774.86x = 10,553,783.89
5. Step 5: Solve for x
   x = 10,553,783.89/2,774.86
6. Step 6: Final answer
   x = 3,803.36