Finding the Fourth Proportional to 109,504.96, 164,257.60 and 30,619.12

Step by Step Solution

1. Step 1: Write the proportion equation
   109,504.96 : 164,257.60 = 30,619.12 : x
2. Step 2: Convert to fraction form
   109,504.96/164,257.60 = 30,619.12/x
3. Step 3: Cross multiply
   109,504.96x = 164,257.60 × 30,619.12
4. Step 4: Simplify right side
   109,504.96x = 5,029,423,165.31
5. Step 5: Solve for x
   x = 5,029,423,165.31/109,504.96
6. Step 6: Final answer
   x = 45,928.72