Finding the Fourth Proportional to 14,112.18, 19,473.72 and 7,737.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,112.18 : 19,473.72 = 7,737.72 : x
2. Step 2: Convert to fraction form
   14,112.18/19,473.72 = 7,737.72/x
3. Step 3: Cross multiply
   14,112.18x = 19,473.72 × 7,737.72
4. Step 4: Simplify right side
   14,112.18x = 150,682,192.72
5. Step 5: Solve for x
   x = 150,682,192.72/14,112.18
6. Step 6: Final answer
   x = 10,677.46