Finding the Fourth Proportional to 109,638.81, 164,478.69 and 34,738.83

Step by Step Solution

1. Step 1: Write the proportion equation
   109,638.81 : 164,478.69 = 34,738.83 : x
2. Step 2: Convert to fraction form
   109,638.81/164,478.69 = 34,738.83/x
3. Step 3: Cross multiply
   109,638.81x = 164,478.69 × 34,738.83
4. Step 4: Simplify right side
   109,638.81x = 5,713,797,250.53
5. Step 5: Solve for x
   x = 5,713,797,250.53/109,638.81
6. Step 6: Final answer
   x = 52,114.73