Finding the Fourth Proportional to 2,787,016.08, 4,180,076.64 and 764,787.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,787,016.08 : 4,180,076.64 = 764,787.72 : x
2. Step 2: Convert to fraction form
   2,787,016.08/4,180,076.64 = 764,787.72/x
3. Step 3: Cross multiply
   2,787,016.08x = 4,180,076.64 × 764,787.72
4. Step 4: Simplify right side
   2,787,016.08x = 3,196,871,282,930.86
5. Step 5: Solve for x
   x = 3,196,871,282,930.86/2,787,016.08
6. Step 6: Final answer
   x = 1,147,058.79