Finding the Fourth Proportional to 673,561.39, 929,514.72 and 459,076.15

Step by Step Solution

1. Step 1: Write the proportion equation
   673,561.39 : 929,514.72 = 459,076.15 : x
2. Step 2: Convert to fraction form
   673,561.39/929,514.72 = 459,076.15/x
3. Step 3: Cross multiply
   673,561.39x = 929,514.72 × 459,076.15
4. Step 4: Simplify right side
   673,561.39x = 426,718,036,702.14
5. Step 5: Solve for x
   x = 426,718,036,702.14/673,561.39
6. Step 6: Final answer
   x = 633,525.09