Finding the Fourth Proportional to 1,950.69, 2,691.84 and 1,066.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,950.69 : 2,691.84 = 1,066.50 : x
2. Step 2: Convert to fraction form
   1,950.69/2,691.84 = 1,066.50/x
3. Step 3: Cross multiply
   1,950.69x = 2,691.84 × 1,066.50
4. Step 4: Simplify right side
   1,950.69x = 2,870,847.36
5. Step 5: Solve for x
   x = 2,870,847.36/1,950.69
6. Step 6: Final answer
   x = 1,471.71