Finding the Fourth Proportional to 22,466.25, 31,003.43 and 12,530.25

Step by Step Solution

1. Step 1: Write the proportion equation
   22,466.25 : 31,003.43 = 12,530.25 : x
2. Step 2: Convert to fraction form
   22,466.25/31,003.43 = 12,530.25/x
3. Step 3: Cross multiply
   22,466.25x = 31,003.43 × 12,530.25
4. Step 4: Simplify right side
   22,466.25x = 388,480,666.11
5. Step 5: Solve for x
   x = 388,480,666.11/22,466.25
6. Step 6: Final answer
   x = 17,291.75