Finding the Fourth Proportional to 1,050.86, 1,450.83 and 697.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,050.86 : 1,450.83 = 697.09 : x
2. Step 2: Convert to fraction form
   1,050.86/1,450.83 = 697.09/x
3. Step 3: Cross multiply
   1,050.86x = 1,450.83 × 697.09
4. Step 4: Simplify right side
   1,050.86x = 1,011,359.08
5. Step 5: Solve for x
   x = 1,011,359.08/1,050.86
6. Step 6: Final answer
   x = 962.41