Finding the Fourth Proportional to 647,105.03, 893,007.94 and 375,333.83

Step by Step Solution

1. Step 1: Write the proportion equation
   647,105.03 : 893,007.94 = 375,333.83 : x
2. Step 2: Convert to fraction form
   647,105.03/893,007.94 = 375,333.83/x
3. Step 3: Cross multiply
   647,105.03x = 893,007.94 × 375,333.83
4. Step 4: Simplify right side
   647,105.03x = 335,176,091,634.80
5. Step 5: Solve for x
   x = 335,176,091,634.80/647,105.03
6. Step 6: Final answer
   x = 517,962.42