Finding the Fourth Proportional to 7,530.21, 10,396.89 and 5,758.74

Step by Step Solution

1. Step 1: Write the proportion equation
   7,530.21 : 10,396.89 = 5,758.74 : x
2. Step 2: Convert to fraction form
   7,530.21/10,396.89 = 5,758.74/x
3. Step 3: Cross multiply
   7,530.21x = 10,396.89 × 5,758.74
4. Step 4: Simplify right side
   7,530.21x = 59,872,986.32
5. Step 5: Solve for x
   x = 59,872,986.32/7,530.21
6. Step 6: Final answer
   x = 7,951.04