Finding the Fourth Proportional to 1,364.77, 1,882.72 and 892.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,364.77 : 1,882.72 = 892.47 : x
2. Step 2: Convert to fraction form
   1,364.77/1,882.72 = 892.47/x
3. Step 3: Cross multiply
   1,364.77x = 1,882.72 × 892.47
4. Step 4: Simplify right side
   1,364.77x = 1,680,271.12
5. Step 5: Solve for x
   x = 1,680,271.12/1,364.77
6. Step 6: Final answer
   x = 1,231.18