Finding the Fourth Proportional to 109,796.31, 164,704.19 and 30,911.22

Step by Step Solution

1. Step 1: Write the proportion equation
   109,796.31 : 164,704.19 = 30,911.22 : x
2. Step 2: Convert to fraction form
   109,796.31/164,704.19 = 30,911.22/x
3. Step 3: Cross multiply
   109,796.31x = 164,704.19 × 30,911.22
4. Step 4: Simplify right side
   109,796.31x = 5,091,207,297.46
5. Step 5: Solve for x
   x = 5,091,207,297.46/109,796.31
6. Step 6: Final answer
   x = 46,369.57