Finding the Fourth Proportional to 2,371,067.72, 3,272,073.20 and 1,283,339.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,371,067.72 : 3,272,073.20 = 1,283,339.12 : x
2. Step 2: Convert to fraction form
   2,371,067.72/3,272,073.20 = 1,283,339.12/x
3. Step 3: Cross multiply
   2,371,067.72x = 3,272,073.20 × 1,283,339.12
4. Step 4: Simplify right side
   2,371,067.72x = 4,199,179,541,063.58
5. Step 5: Solve for x
   x = 4,199,179,541,063.58/2,371,067.72
6. Step 6: Final answer
   x = 1,771,007.85