Finding the Fourth Proportional to 684,594.72, 1,026,036.72 and 329,514.48

Step by Step Solution

1. Step 1: Write the proportion equation
   684,594.72 : 1,026,036.72 = 329,514.48 : x
2. Step 2: Convert to fraction form
   684,594.72/1,026,036.72 = 329,514.48/x
3. Step 3: Cross multiply
   684,594.72x = 1,026,036.72 × 329,514.48
4. Step 4: Simplify right side
   684,594.72x = 338,093,956,251.71
5. Step 5: Solve for x
   x = 338,093,956,251.71/684,594.72
6. Step 6: Final answer
   x = 493,860.01