Finding the Fourth Proportional to 3,654.88, 5,479.76 and 1,924.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,654.88 : 5,479.76 = 1,924.72 : x
2. Step 2: Convert to fraction form
   3,654.88/5,479.76 = 1,924.72/x
3. Step 3: Cross multiply
   3,654.88x = 5,479.76 × 1,924.72
4. Step 4: Simplify right side
   3,654.88x = 10,547,003.67
5. Step 5: Solve for x
   x = 10,547,003.67/3,654.88
6. Step 6: Final answer
   x = 2,885.73