Finding the Fourth Proportional to 2,574,139.92, 3,861,313.56 and 1,225,608.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574,139.92 : 3,861,313.56 = 1,225,608.72 : x
2. Step 2: Convert to fraction form
   2,574,139.92/3,861,313.56 = 1,225,608.72/x
3. Step 3: Cross multiply
   2,574,139.92x = 3,861,313.56 × 1,225,608.72
4. Step 4: Simplify right side
   2,574,139.92x = 4,732,459,569,790.24
5. Step 5: Solve for x
   x = 4,732,459,569,790.24/2,574,139.92
6. Step 6: Final answer
   x = 1,838,462.44