Finding the Fourth Proportional to 1,362.09, 1,880.75 and 1,046.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,362.09 : 1,880.75 = 1,046.86 : x
2. Step 2: Convert to fraction form
   1,362.09/1,880.75 = 1,046.86/x
3. Step 3: Cross multiply
   1,362.09x = 1,880.75 × 1,046.86
4. Step 4: Simplify right side
   1,362.09x = 1,968,867.31
5. Step 5: Solve for x
   x = 1,968,867.31/1,362.09
6. Step 6: Final answer
   x = 1,445.48