Finding the Fourth Proportional to 1,362.45, 1,881.26 and 1,047.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,362.45 : 1,881.26 = 1,047.23 : x
2. Step 2: Convert to fraction form
   1,362.45/1,881.26 = 1,047.23/x
3. Step 3: Cross multiply
   1,362.45x = 1,881.26 × 1,047.23
4. Step 4: Simplify right side
   1,362.45x = 1,970,111.91
5. Step 5: Solve for x
   x = 1,970,111.91/1,362.45
6. Step 6: Final answer
   x = 1,446.01