Finding the Fourth Proportional to 1,362,185.39, 2,042,217.78 and 881,397.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,362,185.39 : 2,042,217.78 = 881,397.33 : x
2. Step 2: Convert to fraction form
   1,362,185.39/2,042,217.78 = 881,397.33/x
3. Step 3: Cross multiply
   1,362,185.39x = 2,042,217.78 × 881,397.33
4. Step 4: Simplify right side
   1,362,185.39x = 1,800,005,298,570.53
5. Step 5: Solve for x
   x = 1,800,005,298,570.53/1,362,185.39
6. Step 6: Final answer
   x = 1,321,409.93