Finding the Fourth Proportional to 743,577.42, 1,026,143.00 and 404,045.67

Step by Step Solution

1. Step 1: Write the proportion equation
   743,577.42 : 1,026,143.00 = 404,045.67 : x
2. Step 2: Convert to fraction form
   743,577.42/1,026,143.00 = 404,045.67/x
3. Step 3: Cross multiply
   743,577.42x = 1,026,143.00 × 404,045.67
4. Step 4: Simplify right side
   743,577.42x = 414,608,633,930.58
5. Step 5: Solve for x
   x = 414,608,633,930.58/743,577.42
6. Step 6: Final answer
   x = 557,586.37