Finding the Fourth Proportional to 1,050.80, 1,450.32 and 801.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,050.80 : 1,450.32 = 801.76 : x
2. Step 2: Convert to fraction form
   1,050.80/1,450.32 = 801.76/x
3. Step 3: Cross multiply
   1,050.80x = 1,450.32 × 801.76
4. Step 4: Simplify right side
   1,050.80x = 1,162,808.56
5. Step 5: Solve for x
   x = 1,162,808.56/1,050.80
6. Step 6: Final answer
   x = 1,106.59