Finding the Fourth Proportional to 14,181.72, 19,570.78 and 7,893.96

Step by Step Solution

1. Step 1: Write the proportion equation
   14,181.72 : 19,570.78 = 7,893.96 : x
2. Step 2: Convert to fraction form
   14,181.72/19,570.78 = 7,893.96/x
3. Step 3: Cross multiply
   14,181.72x = 19,570.78 × 7,893.96
4. Step 4: Simplify right side
   14,181.72x = 154,490,954.49
5. Step 5: Solve for x
   x = 154,490,954.49/14,181.72
6. Step 6: Final answer
   x = 10,893.67