Finding the Fourth Proportional to 1,412.89, 1,949.50 and 888.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,412.89 : 1,949.50 = 888.62 : x
2. Step 2: Convert to fraction form
   1,412.89/1,949.50 = 888.62/x
3. Step 3: Cross multiply
   1,412.89x = 1,949.50 × 888.62
4. Step 4: Simplify right side
   1,412.89x = 1,732,352.72
5. Step 5: Solve for x
   x = 1,732,352.72/1,412.89
6. Step 6: Final answer
   x = 1,226.11