Finding the Fourth Proportional to 836,067.89, 1,154,251.72 and 550,418.36

Step by Step Solution

1. Step 1: Write the proportion equation
   836,067.89 : 1,154,251.72 = 550,418.36 : x
2. Step 2: Convert to fraction form
   836,067.89/1,154,251.72 = 550,418.36/x
3. Step 3: Cross multiply
   836,067.89x = 1,154,251.72 × 550,418.36
4. Step 4: Simplify right side
   836,067.89x = 635,321,333,666.34
5. Step 5: Solve for x
   x = 635,321,333,666.34/836,067.89
6. Step 6: Final answer
   x = 759,892.04