Finding the Fourth Proportional to 1,456,520.64, 2,188,394.78 and 944,511.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,520.64 : 2,188,394.78 = 944,511.54 : x
2. Step 2: Convert to fraction form
   1,456,520.64/2,188,394.78 = 944,511.54/x
3. Step 3: Cross multiply
   1,456,520.64x = 2,188,394.78 × 944,511.54
4. Step 4: Simplify right side
   1,456,520.64x = 2,066,964,123,785.76
5. Step 5: Solve for x
   x = 2,066,964,123,785.76/1,456,520.64
6. Step 6: Final answer
   x = 1,419,110.77