Finding the Fourth Proportional to 1,678,443.94, 2,517,683.36 and 1,343,613.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,678,443.94 : 2,517,683.36 = 1,343,613.02 : x
2. Step 2: Convert to fraction form
   1,678,443.94/2,517,683.36 = 1,343,613.02/x
3. Step 3: Cross multiply
   1,678,443.94x = 2,517,683.36 × 1,343,613.02
4. Step 4: Simplify right side
   1,678,443.94x = 3,382,792,142,733.35
5. Step 5: Solve for x
   x = 3,382,792,142,733.35/1,678,443.94
6. Step 6: Final answer
   x = 2,015,433.50