Finding the Fourth Proportional to 1,479.41, 2,042.24 and 948.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,479.41 : 2,042.24 = 948.86 : x
2. Step 2: Convert to fraction form
   1,479.41/2,042.24 = 948.86/x
3. Step 3: Cross multiply
   1,479.41x = 2,042.24 × 948.86
4. Step 4: Simplify right side
   1,479.41x = 1,937,784.89
5. Step 5: Solve for x
   x = 1,937,784.89/1,479.41
6. Step 6: Final answer
   x = 1,309.84