Finding the Fourth Proportional to 455,340.33, 628,443.50 and 264,464.46

Step by Step Solution

1. Step 1: Write the proportion equation
   455,340.33 : 628,443.50 = 264,464.46 : x
2. Step 2: Convert to fraction form
   455,340.33/628,443.50 = 264,464.46/x
3. Step 3: Cross multiply
   455,340.33x = 628,443.50 × 264,464.46
4. Step 4: Simplify right side
   455,340.33x = 166,200,969,545.69
5. Step 5: Solve for x
   x = 166,200,969,545.69/455,340.33
6. Step 6: Final answer
   x = 365,003.84