Finding the Fourth Proportional to 1,036,355.67, 1,554,533.52 and 404,826.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036,355.67 : 1,554,533.52 = 404,826.63 : x
2. Step 2: Convert to fraction form
   1,036,355.67/1,554,533.52 = 404,826.63/x
3. Step 3: Cross multiply
   1,036,355.67x = 1,554,533.52 × 404,826.63
4. Step 4: Simplify right side
   1,036,355.67x = 629,316,566,123.64
5. Step 5: Solve for x
   x = 629,316,566,123.64/1,036,355.67
6. Step 6: Final answer
   x = 607,239.95