Finding the Fourth Proportional to 647,027.02, 892,900.83 and 375,256

Step by Step Solution

1. Step 1: Write the proportion equation
   647,027.02 : 892,900.83 = 375,256 : x
2. Step 2: Convert to fraction form
   647,027.02/892,900.83 = 375,256/x
3. Step 3: Cross multiply
   647,027.02x = 892,900.83 × 375,256
4. Step 4: Simplify right side
   647,027.02x = 335,066,393,862.48
5. Step 5: Solve for x
   x = 335,066,393,862.48/647,027.02
6. Step 6: Final answer
   x = 517,855.33