Finding the Fourth Proportional to 1,012,076.06, 1,396,753.89 and 559,454.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,012,076.06 : 1,396,753.89 = 559,454.54 : x
2. Step 2: Convert to fraction form
   1,012,076.06/1,396,753.89 = 559,454.54/x
3. Step 3: Cross multiply
   1,012,076.06x = 1,396,753.89 × 559,454.54
4. Step 4: Simplify right side
   1,012,076.06x = 781,420,305,023.16
5. Step 5: Solve for x
   x = 781,420,305,023.16/1,012,076.06
6. Step 6: Final answer
   x = 772,096.42