Finding the Fourth Proportional to 451,093.43, 622,499.41 and 247,134.42

Step by Step Solution

1. Step 1: Write the proportion equation
   451,093.43 : 622,499.41 = 247,134.42 : x
2. Step 2: Convert to fraction form
   451,093.43/622,499.41 = 247,134.42/x
3. Step 3: Cross multiply
   451,093.43x = 622,499.41 × 247,134.42
4. Step 4: Simplify right side
   451,093.43x = 153,841,030,022.86
5. Step 5: Solve for x
   x = 153,841,030,022.86/451,093.43
6. Step 6: Final answer
   x = 341,040.28