Finding the Fourth Proportional to 9,052,162.09, 12,486,870.81 and 5,382,262.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,052,162.09 : 12,486,870.81 = 5,382,262.18 : x
2. Step 2: Convert to fraction form
   9,052,162.09/12,486,870.81 = 5,382,262.18/x
3. Step 3: Cross multiply
   9,052,162.09x = 12,486,870.81 × 5,382,262.18
4. Step 4: Simplify right side
   9,052,162.09x = 67,207,612,507,208.97
5. Step 5: Solve for x
   x = 67,207,612,507,208.97/9,052,162.09
6. Step 6: Final answer
   x = 7,424,481.78