Finding the Fourth Proportional to 1,051.98, 1,452.18 and 658.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,051.98 : 1,452.18 = 658.92 : x
2. Step 2: Convert to fraction form
   1,051.98/1,452.18 = 658.92/x
3. Step 3: Cross multiply
   1,051.98x = 1,452.18 × 658.92
4. Step 4: Simplify right side
   1,051.98x = 956,870.45
5. Step 5: Solve for x
   x = 956,870.45/1,051.98
6. Step 6: Final answer
   x = 909.59