Finding the Fourth Proportional to 563,949.82, 778,250.96 and 305,826.69

Step by Step Solution

1. Step 1: Write the proportion equation
   563,949.82 : 778,250.96 = 305,826.69 : x
2. Step 2: Convert to fraction form
   563,949.82/778,250.96 = 305,826.69/x
3. Step 3: Cross multiply
   563,949.82x = 778,250.96 × 305,826.69
4. Step 4: Simplify right side
   563,949.82x = 238,009,914,631.89
5. Step 5: Solve for x
   x = 238,009,914,631.89/563,949.82
6. Step 6: Final answer
   x = 422,040.94