Finding the Fourth Proportional to 980.72, 1,464.06 and 946.52

Step by Step Solution

1. Step 1: Write the proportion equation
   980.72 : 1,464.06 = 946.52 : x
2. Step 2: Convert to fraction form
   980.72/1,464.06 = 946.52/x
3. Step 3: Cross multiply
   980.72x = 1,464.06 × 946.52
4. Step 4: Simplify right side
   980.72x = 1,385,762.07
5. Step 5: Solve for x
   x = 1,385,762.07/980.72
6. Step 6: Final answer
   x = 1,413.00