Finding the Fourth Proportional to 11,959,023.87, 17,940,896.55 and 4,386,055.23

Step by Step Solution

1. Step 1: Write the proportion equation
   11,959,023.87 : 17,940,896.55 = 4,386,055.23 : x
2. Step 2: Convert to fraction form
   11,959,023.87/17,940,896.55 = 4,386,055.23/x
3. Step 3: Cross multiply
   11,959,023.87x = 17,940,896.55 × 4,386,055.23
4. Step 4: Simplify right side
   11,959,023.87x = 78,689,763,144,016.47
5. Step 5: Solve for x
   x = 78,689,763,144,016.47/11,959,023.87
6. Step 6: Final answer
   x = 6,579,948.66