Finding the Fourth Proportional to 1,066.76, 1,598.01 and 656.70

Step by Step Solution

1. Step 1: Write the proportion equation
   1,066.76 : 1,598.01 = 656.70 : x
2. Step 2: Convert to fraction form
   1,066.76/1,598.01 = 656.70/x
3. Step 3: Cross multiply
   1,066.76x = 1,598.01 × 656.70
4. Step 4: Simplify right side
   1,066.76x = 1,049,413.17
5. Step 5: Solve for x
   x = 1,049,413.17/1,066.76
6. Step 6: Final answer
   x = 983.74