Finding the Fourth Proportional to 7,521.34, 10,379.56 and 4,164.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,521.34 : 10,379.56 = 4,164.42 : x
2. Step 2: Convert to fraction form
   7,521.34/10,379.56 = 4,164.42/x
3. Step 3: Cross multiply
   7,521.34x = 10,379.56 × 4,164.42
4. Step 4: Simplify right side
   7,521.34x = 43,224,847.26
5. Step 5: Solve for x
   x = 43,224,847.26/7,521.34
6. Step 6: Final answer
   x = 5,746.96