Finding the Fourth Proportional to 2,969.05, 4,454.15 and 889.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,969.05 : 4,454.15 = 889.01 : x
2. Step 2: Convert to fraction form
   2,969.05/4,454.15 = 889.01/x
3. Step 3: Cross multiply
   2,969.05x = 4,454.15 × 889.01
4. Step 4: Simplify right side
   2,969.05x = 3,959,783.89
5. Step 5: Solve for x
   x = 3,959,783.89/2,969.05
6. Step 6: Final answer
   x = 1,333.69