Finding the Fourth Proportional to 2,789,443.05, 4,182,538.70 and 1,081,591.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,789,443.05 : 4,182,538.70 = 1,081,591.07 : x
2. Step 2: Convert to fraction form
   2,789,443.05/4,182,538.70 = 1,081,591.07/x
3. Step 3: Cross multiply
   2,789,443.05x = 4,182,538.70 × 1,081,591.07
4. Step 4: Simplify right side
   2,789,443.05x = 4,523,796,481,528.76
5. Step 5: Solve for x
   x = 4,523,796,481,528.76/2,789,443.05
6. Step 6: Final answer
   x = 1,621,756.17