Finding the Fourth Proportional to 1,509,896.79, 2,083,743.78 and 865,424.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,509,896.79 : 2,083,743.78 = 865,424.34 : x
2. Step 2: Convert to fraction form
   1,509,896.79/2,083,743.78 = 865,424.34/x
3. Step 3: Cross multiply
   1,509,896.79x = 2,083,743.78 × 865,424.34
4. Step 4: Simplify right side
   1,509,896.79x = 1,803,322,585,535.61
5. Step 5: Solve for x
   x = 1,803,322,585,535.61/1,509,896.79
6. Step 6: Final answer
   x = 1,194,335.00