Finding the Fourth Proportional to 2,888.01, 4,331.97 and 696.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,888.01 : 4,331.97 = 696.72 : x
2. Step 2: Convert to fraction form
   2,888.01/4,331.97 = 696.72/x
3. Step 3: Cross multiply
   2,888.01x = 4,331.97 × 696.72
4. Step 4: Simplify right side
   2,888.01x = 3,018,153.89
5. Step 5: Solve for x
   x = 3,018,153.89/2,888.01
6. Step 6: Final answer
   x = 1,045.06