Finding the Fourth Proportional to 23,230, 32,058 and 12,619.63

Step by Step Solution

1. Step 1: Write the proportion equation
   23,230 : 32,058 = 12,619.63 : x
2. Step 2: Convert to fraction form
   23,230/32,058 = 12,619.63/x
3. Step 3: Cross multiply
   23,230x = 32,058 × 12,619.63
4. Step 4: Simplify right side
   23,230x = 404,560,098.54
5. Step 5: Solve for x
   x = 404,560,098.54/23,230
6. Step 6: Final answer
   x = 17,415.42