Finding the Fourth Proportional to 1,355,856.58, 1,871,076.88 and 744,019.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,856.58 : 1,871,076.88 = 744,019.57 : x
2. Step 2: Convert to fraction form
   1,355,856.58/1,871,076.88 = 744,019.57/x
3. Step 3: Cross multiply
   1,355,856.58x = 1,871,076.88 × 744,019.57
4. Step 4: Simplify right side
   1,355,856.58x = 1,392,117,815,694.54
5. Step 5: Solve for x
   x = 1,392,117,815,694.54/1,355,856.58
6. Step 6: Final answer
   x = 1,026,744.15