Finding the Fourth Proportional to 2,196,212.16, 3,294,885.96 and 1,286,162.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196,212.16 : 3,294,885.96 = 1,286,162.94 : x
2. Step 2: Convert to fraction form
   2,196,212.16/3,294,885.96 = 1,286,162.94/x
3. Step 3: Cross multiply
   2,196,212.16x = 3,294,885.96 × 1,286,162.94
4. Step 4: Simplify right side
   2,196,212.16x = 4,237,760,213,278.32
5. Step 5: Solve for x
   x = 4,237,760,213,278.32/2,196,212.16
6. Step 6: Final answer
   x = 1,929,576.88