Finding the Fourth Proportional to 2,263,141.72, 3,123,040.56 and 1,283,146.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,263,141.72 : 3,123,040.56 = 1,283,146.72 : x
2. Step 2: Convert to fraction form
   2,263,141.72/3,123,040.56 = 1,283,146.72/x
3. Step 3: Cross multiply
   2,263,141.72x = 3,123,040.56 × 1,283,146.72
4. Step 4: Simplify right side
   2,263,141.72x = 4,007,319,238,371.56
5. Step 5: Solve for x
   x = 4,007,319,238,371.56/2,263,141.72
6. Step 6: Final answer
   x = 1,770,688.60