Finding the Fourth Proportional to 1,036,377.16, 1,554,565.76 and 404,848.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036,377.16 : 1,554,565.76 = 404,848.09 : x
2. Step 2: Convert to fraction form
   1,036,377.16/1,554,565.76 = 404,848.09/x
3. Step 3: Cross multiply
   1,036,377.16x = 1,554,565.76 × 404,848.09
4. Step 4: Simplify right side
   1,036,377.16x = 629,362,978,715.40
5. Step 5: Solve for x
   x = 629,362,978,715.40/1,036,377.16
6. Step 6: Final answer
   x = 607,272.14