Finding the Fourth Proportional to 1,340.15, 1,847.21 and 1,162.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340.15 : 1,847.21 = 1,162.35 : x
2. Step 2: Convert to fraction form
   1,340.15/1,847.21 = 1,162.35/x
3. Step 3: Cross multiply
   1,340.15x = 1,847.21 × 1,162.35
4. Step 4: Simplify right side
   1,340.15x = 2,147,098.73
5. Step 5: Solve for x
   x = 2,147,098.73/1,340.15
6. Step 6: Final answer
   x = 1,602.14