Finding the Fourth Proportional to 7,082,873.28, 9,773,145.72 and 3,984,966.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,082,873.28 : 9,773,145.72 = 3,984,966.72 : x
2. Step 2: Convert to fraction form
   7,082,873.28/9,773,145.72 = 3,984,966.72/x
3. Step 3: Cross multiply
   7,082,873.28x = 9,773,145.72 × 3,984,966.72
4. Step 4: Simplify right side
   7,082,873.28x = 38,945,660,443,910.45
5. Step 5: Solve for x
   x = 38,945,660,443,910.45/7,082,873.28
6. Step 6: Final answer
   x = 5,498,568.01