Finding the Fourth Proportional to 20,776.01, 31,145.52 and 7,625.33

Step by Step Solution

1. Step 1: Write the proportion equation
   20,776.01 : 31,145.52 = 7,625.33 : x
2. Step 2: Convert to fraction form
   20,776.01/31,145.52 = 7,625.33/x
3. Step 3: Cross multiply
   20,776.01x = 31,145.52 × 7,625.33
4. Step 4: Simplify right side
   20,776.01x = 237,494,829.89
5. Step 5: Solve for x
   x = 237,494,829.89/20,776.01
6. Step 6: Final answer
   x = 11,431.21