Finding the Fourth Proportional to 2,948.42, 4,419.86 and 999.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,948.42 : 4,419.86 = 999.27 : x
2. Step 2: Convert to fraction form
   2,948.42/4,419.86 = 999.27/x
3. Step 3: Cross multiply
   2,948.42x = 4,419.86 × 999.27
4. Step 4: Simplify right side
   2,948.42x = 4,416,628.51
5. Step 5: Solve for x
   x = 4,416,628.51/2,948.42
6. Step 6: Final answer
   x = 1,497.97