Finding the Fourth Proportional to 109,797.31, 164,705.69 and 30,912.22

Step by Step Solution

1. Step 1: Write the proportion equation
   109,797.31 : 164,705.69 = 30,912.22 : x
2. Step 2: Convert to fraction form
   109,797.31/164,705.69 = 30,912.22/x
3. Step 3: Cross multiply
   109,797.31x = 164,705.69 × 30,912.22
4. Step 4: Simplify right side
   109,797.31x = 5,091,418,524.53
5. Step 5: Solve for x
   x = 5,091,418,524.53/109,797.31
6. Step 6: Final answer
   x = 46,371.07