Finding the Fourth Proportional to 13,071.96, 18,033.42 and 7,763.76

Step by Step Solution

1. Step 1: Write the proportion equation
   13,071.96 : 18,033.42 = 7,763.76 : x
2. Step 2: Convert to fraction form
   13,071.96/18,033.42 = 7,763.76/x
3. Step 3: Cross multiply
   13,071.96x = 18,033.42 × 7,763.76
4. Step 4: Simplify right side
   13,071.96x = 140,007,144.86
5. Step 5: Solve for x
   x = 140,007,144.86/13,071.96
6. Step 6: Final answer
   x = 10,710.49