Finding the Fourth Proportional to 2,308,299.72, 3,185,618.46 and 1,275,785.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,308,299.72 : 3,185,618.46 = 1,275,785.34 : x
2. Step 2: Convert to fraction form
   2,308,299.72/3,185,618.46 = 1,275,785.34/x
3. Step 3: Cross multiply
   2,308,299.72x = 3,185,618.46 × 1,275,785.34
4. Step 4: Simplify right side
   2,308,299.72x = 4,064,165,330,101.38
5. Step 5: Solve for x
   x = 4,064,165,330,101.38/2,308,299.72
6. Step 6: Final answer
   x = 1,760,674.88