Finding the Fourth Proportional to 1,050.63, 1,450.50 and 933.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,050.63 : 1,450.50 = 933.86 : x
2. Step 2: Convert to fraction form
   1,050.63/1,450.50 = 933.86/x
3. Step 3: Cross multiply
   1,050.63x = 1,450.50 × 933.86
4. Step 4: Simplify right side
   1,050.63x = 1,354,555.63
5. Step 5: Solve for x
   x = 1,354,555.63/1,050.63
6. Step 6: Final answer
   x = 1,289.28