Finding the Fourth Proportional to 1,362.23, 1,880.93 and 1,047

Step by Step Solution

1. Step 1: Write the proportion equation
   1,362.23 : 1,880.93 = 1,047 : x
2. Step 2: Convert to fraction form
   1,362.23/1,880.93 = 1,047/x
3. Step 3: Cross multiply
   1,362.23x = 1,880.93 × 1,047
4. Step 4: Simplify right side
   1,362.23x = 1,969,333.71
5. Step 5: Solve for x
   x = 1,969,333.71/1,362.23
6. Step 6: Final answer
   x = 1,445.67