Finding the Fourth Proportional to 338,876.56, 467,705.72 and 188,022.16

Step by Step Solution

1. Step 1: Write the proportion equation
   338,876.56 : 467,705.72 = 188,022.16 : x
2. Step 2: Convert to fraction form
   338,876.56/467,705.72 = 188,022.16/x
3. Step 3: Cross multiply
   338,876.56x = 467,705.72 × 188,022.16
4. Step 4: Simplify right side
   338,876.56x = 87,939,039,718.76
5. Step 5: Solve for x
   x = 87,939,039,718.76/338,876.56
6. Step 6: Final answer
   x = 259,501.69