Finding the Fourth Proportional to 1,346.56, 1,855.52 and 1,031.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,346.56 : 1,855.52 = 1,031.83 : x
2. Step 2: Convert to fraction form
   1,346.56/1,855.52 = 1,031.83/x
3. Step 3: Cross multiply
   1,346.56x = 1,855.52 × 1,031.83
4. Step 4: Simplify right side
   1,346.56x = 1,914,581.20
5. Step 5: Solve for x
   x = 1,914,581.20/1,346.56
6. Step 6: Final answer
   x = 1,421.83