Finding the Fourth Proportional to 1,066.07, 1,597.48 and 488.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,066.07 : 1,597.48 = 488.27 : x
2. Step 2: Convert to fraction form
   1,066.07/1,597.48 = 488.27/x
3. Step 3: Cross multiply
   1,066.07x = 1,597.48 × 488.27
4. Step 4: Simplify right side
   1,066.07x = 780,001.56
5. Step 5: Solve for x
   x = 780,001.56/1,066.07
6. Step 6: Final answer
   x = 731.66