Finding the Fourth Proportional to 108,078, 162,117.72 and 34,206

Step by Step Solution

1. Step 1: Write the proportion equation
   108,078 : 162,117.72 = 34,206 : x
2. Step 2: Convert to fraction form
   108,078/162,117.72 = 34,206/x
3. Step 3: Cross multiply
   108,078x = 162,117.72 × 34,206
4. Step 4: Simplify right side
   108,078x = 5,545,398,730.32
5. Step 5: Solve for x
   x = 5,545,398,730.32/108,078
6. Step 6: Final answer
   x = 51,309.23