Finding the Fourth Proportional to 454,667.52, 627,331.46 and 293,488.05

Step by Step Solution

1. Step 1: Write the proportion equation
   454,667.52 : 627,331.46 = 293,488.05 : x
2. Step 2: Convert to fraction form
   454,667.52/627,331.46 = 293,488.05/x
3. Step 3: Cross multiply
   454,667.52x = 627,331.46 × 293,488.05
4. Step 4: Simplify right side
   454,667.52x = 184,114,285,431.61
5. Step 5: Solve for x
   x = 184,114,285,431.61/454,667.52
6. Step 6: Final answer
   x = 404,942.68