Finding the Fourth Proportional to 12,949.82, 19,433.13 and 7,110.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,949.82 : 19,433.13 = 7,110.50 : x
2. Step 2: Convert to fraction form
   12,949.82/19,433.13 = 7,110.50/x
3. Step 3: Cross multiply
   12,949.82x = 19,433.13 × 7,110.50
4. Step 4: Simplify right side
   12,949.82x = 138,179,270.87
5. Step 5: Solve for x
   x = 138,179,270.87/12,949.82
6. Step 6: Final answer
   x = 10,670.36