Finding the Fourth Proportional to 1,300.63, 1,951.46 and 570.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.63 : 1,951.46 = 570.32 : x
2. Step 2: Convert to fraction form
   1,300.63/1,951.46 = 570.32/x
3. Step 3: Cross multiply
   1,300.63x = 1,951.46 × 570.32
4. Step 4: Simplify right side
   1,300.63x = 1,112,956.67
5. Step 5: Solve for x
   x = 1,112,956.67/1,300.63
6. Step 6: Final answer
   x = 855.71