Finding the Fourth Proportional to 12,057,431.76, 18,086,162.22 and 3,303,785.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,057,431.76 : 18,086,162.22 = 3,303,785.25 : x
2. Step 2: Convert to fraction form
   12,057,431.76/18,086,162.22 = 3,303,785.25/x
3. Step 3: Cross multiply
   12,057,431.76x = 18,086,162.22 × 3,303,785.25
4. Step 4: Simplify right side
   12,057,431.76x = 59,752,795,971,543.25
5. Step 5: Solve for x
   x = 59,752,795,971,543.25/12,057,431.76
6. Step 6: Final answer
   x = 4,955,681.87