Finding the Fourth Proportional to 3,693.86, 5,097.54 and 2,015.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,693.86 : 5,097.54 = 2,015.24 : x
2. Step 2: Convert to fraction form
   3,693.86/5,097.54 = 2,015.24/x
3. Step 3: Cross multiply
   3,693.86x = 5,097.54 × 2,015.24
4. Step 4: Simplify right side
   3,693.86x = 10,272,766.51
5. Step 5: Solve for x
   x = 10,272,766.51/3,693.86
6. Step 6: Final answer
   x = 2,781.04