Finding the Fourth Proportional to 13,061.03, 18,024.58 and 7,683.85

Step by Step Solution

1. Step 1: Write the proportion equation
   13,061.03 : 18,024.58 = 7,683.85 : x
2. Step 2: Convert to fraction form
   13,061.03/18,024.58 = 7,683.85/x
3. Step 3: Cross multiply
   13,061.03x = 18,024.58 × 7,683.85
4. Step 4: Simplify right side
   13,061.03x = 138,498,143.18
5. Step 5: Solve for x
   x = 138,498,143.18/13,061.03
6. Step 6: Final answer
   x = 10,603.92