Finding the Fourth Proportional to 1,084,796.78, 1,626,817.88 and 444,918.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,084,796.78 : 1,626,817.88 = 444,918.86 : x
2. Step 2: Convert to fraction form
   1,084,796.78/1,626,817.88 = 444,918.86/x
3. Step 3: Cross multiply
   1,084,796.78x = 1,626,817.88 × 444,918.86
4. Step 4: Simplify right side
   1,084,796.78x = 723,801,956,597.22
5. Step 5: Solve for x
   x = 723,801,956,597.22/1,084,796.78
6. Step 6: Final answer
   x = 667,223.55