Finding the Fourth Proportional to 12,339.73, 17,024.69 and 7,030.81

Step by Step Solution

1. Step 1: Write the proportion equation
   12,339.73 : 17,024.69 = 7,030.81 : x
2. Step 2: Convert to fraction form
   12,339.73/17,024.69 = 7,030.81/x
3. Step 3: Cross multiply
   12,339.73x = 17,024.69 × 7,030.81
4. Step 4: Simplify right side
   12,339.73x = 119,697,325.54
5. Step 5: Solve for x
   x = 119,697,325.54/12,339.73
6. Step 6: Final answer
   x = 9,700.16