Finding the Fourth Proportional to 123,704.10, 185,337.45 and 109,707.30

Step by Step Solution

1. Step 1: Write the proportion equation
   123,704.10 : 185,337.45 = 109,707.30 : x
2. Step 2: Convert to fraction form
   123,704.10/185,337.45 = 109,707.30/x
3. Step 3: Cross multiply
   123,704.10x = 185,337.45 × 109,707.30
4. Step 4: Simplify right side
   123,704.10x = 20,332,871,228.39
5. Step 5: Solve for x
   x = 20,332,871,228.39/123,704.10
6. Step 6: Final answer
   x = 164,367.00