Finding the Fourth Proportional to 1,066.89, 1,472.29 and 652.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,066.89 : 1,472.29 = 652.89 : x
2. Step 2: Convert to fraction form
   1,066.89/1,472.29 = 652.89/x
3. Step 3: Cross multiply
   1,066.89x = 1,472.29 × 652.89
4. Step 4: Simplify right side
   1,066.89x = 961,243.42
5. Step 5: Solve for x
   x = 961,243.42/1,066.89
6. Step 6: Final answer
   x = 900.98