Finding the Fourth Proportional to 1,301.50, 1,951.61 and 570.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,301.50 : 1,951.61 = 570.62 : x
2. Step 2: Convert to fraction form
   1,301.50/1,951.61 = 570.62/x
3. Step 3: Cross multiply
   1,301.50x = 1,951.61 × 570.62
4. Step 4: Simplify right side
   1,301.50x = 1,113,627.70
5. Step 5: Solve for x
   x = 1,113,627.70/1,301.50
6. Step 6: Final answer
   x = 855.65