Finding the Fourth Proportional to 300,696.82, 414,804.27 and 185,938.78

Step by Step Solution

1. Step 1: Write the proportion equation
   300,696.82 : 414,804.27 = 185,938.78 : x
2. Step 2: Convert to fraction form
   300,696.82/414,804.27 = 185,938.78/x
3. Step 3: Cross multiply
   300,696.82x = 414,804.27 × 185,938.78
4. Step 4: Simplify right side
   300,696.82x = 77,128,199,902.59
5. Step 5: Solve for x
   x = 77,128,199,902.59/300,696.82
6. Step 6: Final answer
   x = 256,498.22