Finding the Fourth Proportional to 3,525.84, 5,288.72 and 2,074.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,525.84 : 5,288.72 = 2,074.22 : x
2. Step 2: Convert to fraction form
   3,525.84/5,288.72 = 2,074.22/x
3. Step 3: Cross multiply
   3,525.84x = 5,288.72 × 2,074.22
4. Step 4: Simplify right side
   3,525.84x = 10,969,968.80
5. Step 5: Solve for x
   x = 10,969,968.80/3,525.84
6. Step 6: Final answer
   x = 3,111.31