Finding the Fourth Proportional to 12,930.44, 19,389.56 and 4,610.33

Step by Step Solution

1. Step 1: Write the proportion equation
   12,930.44 : 19,389.56 = 4,610.33 : x
2. Step 2: Convert to fraction form
   12,930.44/19,389.56 = 4,610.33/x
3. Step 3: Cross multiply
   12,930.44x = 19,389.56 × 4,610.33
4. Step 4: Simplify right side
   12,930.44x = 89,392,150.16
5. Step 5: Solve for x
   x = 89,392,150.16/12,930.44
6. Step 6: Final answer
   x = 6,913.31