Finding the Fourth Proportional to 1,606,608.58, 2,217,142.46 and 881,443.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,606,608.58 : 2,217,142.46 = 881,443.12 : x
2. Step 2: Convert to fraction form
   1,606,608.58/2,217,142.46 = 881,443.12/x
3. Step 3: Cross multiply
   1,606,608.58x = 2,217,142.46 × 881,443.12
4. Step 4: Simplify right side
   1,606,608.58x = 1,954,284,967,426.88
5. Step 5: Solve for x
   x = 1,954,284,967,426.88/1,606,608.58
6. Step 6: Final answer
   x = 1,216,403.92