Finding the Fourth Proportional to 109,740.31, 164,620.19 and 30,855.22

Step by Step Solution

1. Step 1: Write the proportion equation
   109,740.31 : 164,620.19 = 30,855.22 : x
2. Step 2: Convert to fraction form
   109,740.31/164,620.19 = 30,855.22/x
3. Step 3: Cross multiply
   109,740.31x = 164,620.19 × 30,855.22
4. Step 4: Simplify right side
   109,740.31x = 5,079,392,178.89
5. Step 5: Solve for x
   x = 5,079,392,178.89/109,740.31
6. Step 6: Final answer
   x = 46,285.56