Finding the Fourth Proportional to 2,066.65, 3,098.76 and 971.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.65 : 3,098.76 = 971.53 : x
2. Step 2: Convert to fraction form
   2,066.65/3,098.76 = 971.53/x
3. Step 3: Cross multiply
   2,066.65x = 3,098.76 × 971.53
4. Step 4: Simplify right side
   2,066.65x = 3,010,538.30
5. Step 5: Solve for x
   x = 3,010,538.30/2,066.65
6. Step 6: Final answer
   x = 1,456.72