Finding the Fourth Proportional to 42,434,721.92, 58,560,443.83 and 25,689,243.67

Step by Step Solution

1. Step 1: Write the proportion equation
   42,434,721.92 : 58,560,443.83 = 25,689,243.67 : x
2. Step 2: Convert to fraction form
   42,434,721.92/58,560,443.83 = 25,689,243.67/x
3. Step 3: Cross multiply
   42,434,721.92x = 58,560,443.83 × 25,689,243.67
4. Step 4: Simplify right side
   42,434,721.92x = 1,504,373,510,857,928.50
5. Step 5: Solve for x
   x = 1,504,373,510,857,928.50/42,434,721.92
6. Step 6: Final answer
   x = 35,451,475.65