Finding the Fourth Proportional to 22,060.54, 30,443.61 and 12,629.17

Step by Step Solution

1. Step 1: Write the proportion equation
   22,060.54 : 30,443.61 = 12,629.17 : x
2. Step 2: Convert to fraction form
   22,060.54/30,443.61 = 12,629.17/x
3. Step 3: Cross multiply
   22,060.54x = 30,443.61 × 12,629.17
4. Step 4: Simplify right side
   22,060.54x = 384,477,526.10
5. Step 5: Solve for x
   x = 384,477,526.10/22,060.54
6. Step 6: Final answer
   x = 17,428.29