Finding the Fourth Proportional to 7,045.56, 9,722.98 and 3,902.04

Step by Step Solution

1. Step 1: Write the proportion equation
   7,045.56 : 9,722.98 = 3,902.04 : x
2. Step 2: Convert to fraction form
   7,045.56/9,722.98 = 3,902.04/x
3. Step 3: Cross multiply
   7,045.56x = 9,722.98 × 3,902.04
4. Step 4: Simplify right side
   7,045.56x = 37,939,456.88
5. Step 5: Solve for x
   x = 37,939,456.88/7,045.56
6. Step 6: Final answer
   x = 5,384.87