Finding the Fourth Proportional to 11,976,883.47, 17,965,469.31 and 3,340,458.05

Step by Step Solution

1. Step 1: Write the proportion equation
   11,976,883.47 : 17,965,469.31 = 3,340,458.05 : x
2. Step 2: Convert to fraction form
   11,976,883.47/17,965,469.31 = 3,340,458.05/x
3. Step 3: Cross multiply
   11,976,883.47x = 17,965,469.31 × 3,340,458.05
4. Step 4: Simplify right side
   11,976,883.47x = 60,012,896,578,617.44
5. Step 5: Solve for x
   x = 60,012,896,578,617.44/11,976,883.47
6. Step 6: Final answer
   x = 5,010,727.27