Finding the Fourth Proportional to 3,526.80, 5,282.88 and 2,061.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,526.80 : 5,282.88 = 2,061.48 : x
2. Step 2: Convert to fraction form
   3,526.80/5,282.88 = 2,061.48/x
3. Step 3: Cross multiply
   3,526.80x = 5,282.88 × 2,061.48
4. Step 4: Simplify right side
   3,526.80x = 10,890,551.46
5. Step 5: Solve for x
   x = 10,890,551.46/3,526.80
6. Step 6: Final answer
   x = 3,087.94