Finding the Fourth Proportional to 411,392.72, 567,774.52 and 230,114.72

Step by Step Solution

1. Step 1: Write the proportion equation
   411,392.72 : 567,774.52 = 230,114.72 : x
2. Step 2: Convert to fraction form
   411,392.72/567,774.52 = 230,114.72/x
3. Step 3: Cross multiply
   411,392.72x = 567,774.52 × 230,114.72
4. Step 4: Simplify right side
   411,392.72x = 130,653,274,692.93
5. Step 5: Solve for x
   x = 130,653,274,692.93/411,392.72
6. Step 6: Final answer
   x = 317,587.72