Finding the Fourth Proportional to 1,314.19, 1,815.89 and 1,050.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,314.19 : 1,815.89 = 1,050.81 : x
2. Step 2: Convert to fraction form
   1,314.19/1,815.89 = 1,050.81/x
3. Step 3: Cross multiply
   1,314.19x = 1,815.89 × 1,050.81
4. Step 4: Simplify right side
   1,314.19x = 1,908,143.31
5. Step 5: Solve for x
   x = 1,908,143.31/1,314.19
6. Step 6: Final answer
   x = 1,451.95