Finding the Fourth Proportional to 743,628.06, 1,026,206.82 and 404,095.50

Step by Step Solution

1. Step 1: Write the proportion equation
   743,628.06 : 1,026,206.82 = 404,095.50 : x
2. Step 2: Convert to fraction form
   743,628.06/1,026,206.82 = 404,095.50/x
3. Step 3: Cross multiply
   743,628.06x = 1,026,206.82 × 404,095.50
4. Step 4: Simplify right side
   743,628.06x = 414,685,558,031.31
5. Step 5: Solve for x
   x = 414,685,558,031.31/743,628.06
6. Step 6: Final answer
   x = 557,651.84