Finding the Fourth Proportional to 11,930.72, 16,463.89 and 6,625.22

Step by Step Solution

1. Step 1: Write the proportion equation
   11,930.72 : 16,463.89 = 6,625.22 : x
2. Step 2: Convert to fraction form
   11,930.72/16,463.89 = 6,625.22/x
3. Step 3: Cross multiply
   11,930.72x = 16,463.89 × 6,625.22
4. Step 4: Simplify right side
   11,930.72x = 109,076,893.31
5. Step 5: Solve for x
   x = 109,076,893.31/11,930.72
6. Step 6: Final answer
   x = 9,142.52