Finding the Fourth Proportional to 647,803.50, 893,966.52 and 361,323.37

Step by Step Solution

1. Step 1: Write the proportion equation
   647,803.50 : 893,966.52 = 361,323.37 : x
2. Step 2: Convert to fraction form
   647,803.50/893,966.52 = 361,323.37/x
3. Step 3: Cross multiply
   647,803.50x = 893,966.52 × 361,323.37
4. Step 4: Simplify right side
   647,803.50x = 323,010,995,673.57
5. Step 5: Solve for x
   x = 323,010,995,673.57/647,803.50
6. Step 6: Final answer
   x = 498,624.96