Finding the Fourth Proportional to 2,231,617.28, 3,079,311.36 and 1,313,300.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,231,617.28 : 3,079,311.36 = 1,313,300.48 : x
2. Step 2: Convert to fraction form
   2,231,617.28/3,079,311.36 = 1,313,300.48/x
3. Step 3: Cross multiply
   2,231,617.28x = 3,079,311.36 × 1,313,300.48
4. Step 4: Simplify right side
   2,231,617.28x = 4,044,061,087,157.45
5. Step 5: Solve for x
   x = 4,044,061,087,157.45/2,231,617.28
6. Step 6: Final answer
   x = 1,812,166.06