Finding the Fourth Proportional to 2,840,173.72, 4,260,298.25 and 946,915.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,840,173.72 : 4,260,298.25 = 946,915.76 : x
2. Step 2: Convert to fraction form
   2,840,173.72/4,260,298.25 = 946,915.76/x
3. Step 3: Cross multiply
   2,840,173.72x = 4,260,298.25 × 946,915.76
4. Step 4: Simplify right side
   2,840,173.72x = 4,034,143,568,243.46
5. Step 5: Solve for x
   x = 4,034,143,568,243.46/2,840,173.72
6. Step 6: Final answer
   x = 1,420,386.21