Finding the Fourth Proportional to 13,300.62, 19,912.26 and 7,737

Step by Step Solution

1. Step 1: Write the proportion equation
   13,300.62 : 19,912.26 = 7,737 : x
2. Step 2: Convert to fraction form
   13,300.62/19,912.26 = 7,737/x
3. Step 3: Cross multiply
   13,300.62x = 19,912.26 × 7,737
4. Step 4: Simplify right side
   13,300.62x = 154,061,155.62
5. Step 5: Solve for x
   x = 154,061,155.62/13,300.62
6. Step 6: Final answer
   x = 11,583.01