Finding the Fourth Proportional to 34,410.56, 51,570.48 and 13,622.72

Step by Step Solution

1. Step 1: Write the proportion equation
   34,410.56 : 51,570.48 = 13,622.72 : x
2. Step 2: Convert to fraction form
   34,410.56/51,570.48 = 13,622.72/x
3. Step 3: Cross multiply
   34,410.56x = 51,570.48 × 13,622.72
4. Step 4: Simplify right side
   34,410.56x = 702,530,209.31
5. Step 5: Solve for x
   x = 702,530,209.31/34,410.56
6. Step 6: Final answer
   x = 20,416.12