Finding the Fourth Proportional to 1,050.89, 1,574.15 and 888.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,050.89 : 1,574.15 = 888.00 : x
2. Step 2: Convert to fraction form
   1,050.89/1,574.15 = 888.00/x
3. Step 3: Cross multiply
   1,050.89x = 1,574.15 × 888.00
4. Step 4: Simplify right side
   1,050.89x = 1,397,851.36
5. Step 5: Solve for x
   x = 1,397,851.36/1,050.89
6. Step 6: Final answer
   x = 1,330.16