Finding the Fourth Proportional to 1,396.73, 1,926.50 and 924.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,396.73 : 1,926.50 = 924.36 : x
2. Step 2: Convert to fraction form
   1,396.73/1,926.50 = 924.36/x
3. Step 3: Cross multiply
   1,396.73x = 1,926.50 × 924.36
4. Step 4: Simplify right side
   1,396.73x = 1,780,774.92
5. Step 5: Solve for x
   x = 1,780,774.92/1,396.73
6. Step 6: Final answer
   x = 1,274.96