Finding the Fourth Proportional to 1,300.17, 1,951.03 and 479.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.17 : 1,951.03 = 479.02 : x
2. Step 2: Convert to fraction form
   1,300.17/1,951.03 = 479.02/x
3. Step 3: Cross multiply
   1,300.17x = 1,951.03 × 479.02
4. Step 4: Simplify right side
   1,300.17x = 934,582.41
5. Step 5: Solve for x
   x = 934,582.41/1,300.17
6. Step 6: Final answer
   x = 718.81