Finding the Fourth Proportional to 1,412.37, 1,948.79 and 888.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,412.37 : 1,948.79 = 888.09 : x
2. Step 2: Convert to fraction form
   1,412.37/1,948.79 = 888.09/x
3. Step 3: Cross multiply
   1,412.37x = 1,948.79 × 888.09
4. Step 4: Simplify right side
   1,412.37x = 1,730,696.47
5. Step 5: Solve for x
   x = 1,730,696.47/1,412.37
6. Step 6: Final answer
   x = 1,225.38