Finding the Fourth Proportional to 3,591,678.51, 5,387,386.55 and 1,067,268.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591,678.51 : 5,387,386.55 = 1,067,268.15 : x
2. Step 2: Convert to fraction form
   3,591,678.51/5,387,386.55 = 1,067,268.15/x
3. Step 3: Cross multiply
   3,591,678.51x = 5,387,386.55 × 1,067,268.15
4. Step 4: Simplify right side
   3,591,678.51x = 5,749,786,071,217.04
5. Step 5: Solve for x
   x = 5,749,786,071,217.04/3,591,678.51
6. Step 6: Final answer
   x = 1,600,863.23