Finding the Fourth Proportional to 22,055.32, 30,433.86 and 12,625.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,055.32 : 30,433.86 = 12,625.72 : x
2. Step 2: Convert to fraction form
   22,055.32/30,433.86 = 12,625.72/x
3. Step 3: Cross multiply
   22,055.32x = 30,433.86 × 12,625.72
4. Step 4: Simplify right side
   22,055.32x = 384,249,394.88
5. Step 5: Solve for x
   x = 384,249,394.88/22,055.32
6. Step 6: Final answer
   x = 17,422.07