Finding the Fourth Proportional to 22,384.51, 30,887.22 and 12,951.25

Step by Step Solution

1. Step 1: Write the proportion equation
   22,384.51 : 30,887.22 = 12,951.25 : x
2. Step 2: Convert to fraction form
   22,384.51/30,887.22 = 12,951.25/x
3. Step 3: Cross multiply
   22,384.51x = 30,887.22 × 12,951.25
4. Step 4: Simplify right side
   22,384.51x = 400,028,108.03
5. Step 5: Solve for x
   x = 400,028,108.03/22,384.51
6. Step 6: Final answer
   x = 17,870.76