Finding the Fourth Proportional to 1,079,790.72, 1,490,102.46 and 596,389

Step by Step Solution

1. Step 1: Write the proportion equation
   1,079,790.72 : 1,490,102.46 = 596,389 : x
2. Step 2: Convert to fraction form
   1,079,790.72/1,490,102.46 = 596,389/x
3. Step 3: Cross multiply
   1,079,790.72x = 1,490,102.46 × 596,389
4. Step 4: Simplify right side
   1,079,790.72x = 888,680,716,016.94
5. Step 5: Solve for x
   x = 888,680,716,016.94/1,079,790.72
6. Step 6: Final answer
   x = 823,012.00