Finding the Fourth Proportional to 7,521.50, 10,380.25 and 4,164.62

Step by Step Solution

1. Step 1: Write the proportion equation
   7,521.50 : 10,380.25 = 4,164.62 : x
2. Step 2: Convert to fraction form
   7,521.50/10,380.25 = 4,164.62/x
3. Step 3: Cross multiply
   7,521.50x = 10,380.25 × 4,164.62
4. Step 4: Simplify right side
   7,521.50x = 43,229,802.57
5. Step 5: Solve for x
   x = 43,229,802.57/7,521.50
6. Step 6: Final answer
   x = 5,747.50