Finding the Fourth Proportional to 647,047, 892,819.83 and 375,061.81

Step by Step Solution

1. Step 1: Write the proportion equation
   647,047 : 892,819.83 = 375,061.81 : x
2. Step 2: Convert to fraction form
   647,047/892,819.83 = 375,061.81/x
3. Step 3: Cross multiply
   647,047x = 892,819.83 × 375,061.81
4. Step 4: Simplify right side
   647,047x = 334,862,621,443.69
5. Step 5: Solve for x
   x = 334,862,621,443.69/647,047
6. Step 6: Final answer
   x = 517,524.42