Finding the Fourth Proportional to 1,060.21, 1,591.25 and 567.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,060.21 : 1,591.25 = 567.01 : x
2. Step 2: Convert to fraction form
   1,060.21/1,591.25 = 567.01/x
3. Step 3: Cross multiply
   1,060.21x = 1,591.25 × 567.01
4. Step 4: Simplify right side
   1,060.21x = 902,253.82
5. Step 5: Solve for x
   x = 902,253.82/1,060.21
6. Step 6: Final answer
   x = 851.01