Finding the Fourth Proportional to 1,412.84, 1,949.05 and 888.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,412.84 : 1,949.05 = 888.50 : x
2. Step 2: Convert to fraction form
   1,412.84/1,949.05 = 888.50/x
3. Step 3: Cross multiply
   1,412.84x = 1,949.05 × 888.50
4. Step 4: Simplify right side
   1,412.84x = 1,731,730.93
5. Step 5: Solve for x
   x = 1,731,730.93/1,412.84
6. Step 6: Final answer
   x = 1,225.71