Finding the Fourth Proportional to 1,373.16, 1,895.83 and 1,057.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373.16 : 1,895.83 = 1,057.83 : x
2. Step 2: Convert to fraction form
   1,373.16/1,895.83 = 1,057.83/x
3. Step 3: Cross multiply
   1,373.16x = 1,895.83 × 1,057.83
4. Step 4: Simplify right side
   1,373.16x = 2,005,460.56
5. Step 5: Solve for x
   x = 2,005,460.56/1,373.16
6. Step 6: Final answer
   x = 1,460.47