Finding the Fourth Proportional to 1,066.08, 1,597.06 and 654.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,066.08 : 1,597.06 = 654.01 : x
2. Step 2: Convert to fraction form
   1,066.08/1,597.06 = 654.01/x
3. Step 3: Cross multiply
   1,066.08x = 1,597.06 × 654.01
4. Step 4: Simplify right side
   1,066.08x = 1,044,493.21
5. Step 5: Solve for x
   x = 1,044,493.21/1,066.08
6. Step 6: Final answer
   x = 979.75