Finding the Fourth Proportional to 9,404.58, 12,975.72 and 5,626.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,404.58 : 12,975.72 = 5,626.20 : x
2. Step 2: Convert to fraction form
   9,404.58/12,975.72 = 5,626.20/x
3. Step 3: Cross multiply
   9,404.58x = 12,975.72 × 5,626.20
4. Step 4: Simplify right side
   9,404.58x = 73,003,995.86
5. Step 5: Solve for x
   x = 73,003,995.86/9,404.58
6. Step 6: Final answer
   x = 7,762.60