Finding the Fourth Proportional to 1,552.07, 2,141.69 and 888.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,552.07 : 2,141.69 = 888.81 : x
2. Step 2: Convert to fraction form
   1,552.07/2,141.69 = 888.81/x
3. Step 3: Cross multiply
   1,552.07x = 2,141.69 × 888.81
4. Step 4: Simplify right side
   1,552.07x = 1,903,551.04
5. Step 5: Solve for x
   x = 1,903,551.04/1,552.07
6. Step 6: Final answer
   x = 1,226.46