Finding the Fourth Proportional to 23,419.34, 35,110.56 and 8,620.19

Step by Step Solution

1. Step 1: Write the proportion equation
   23,419.34 : 35,110.56 = 8,620.19 : x
2. Step 2: Convert to fraction form
   23,419.34/35,110.56 = 8,620.19/x
3. Step 3: Cross multiply
   23,419.34x = 35,110.56 × 8,620.19
4. Step 4: Simplify right side
   23,419.34x = 302,659,479.55
5. Step 5: Solve for x
   x = 302,659,479.55/23,419.34
6. Step 6: Final answer
   x = 12,923.48