Finding the Fourth Proportional to 1,298.89, 1,947.23 and 567.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,298.89 : 1,947.23 = 567.92 : x
2. Step 2: Convert to fraction form
   1,298.89/1,947.23 = 567.92/x
3. Step 3: Cross multiply
   1,298.89x = 1,947.23 × 567.92
4. Step 4: Simplify right side
   1,298.89x = 1,105,870.86
5. Step 5: Solve for x
   x = 1,105,870.86/1,298.89
6. Step 6: Final answer
   x = 851.40