Finding the Fourth Proportional to 22,378,911.38, 30,882,852.15 and 12,589,362.62

Step by Step Solution

1. Step 1: Write the proportion equation
   22,378,911.38 : 30,882,852.15 = 12,589,362.62 : x
2. Step 2: Convert to fraction form
   22,378,911.38/30,882,852.15 = 12,589,362.62/x
3. Step 3: Cross multiply
   22,378,911.38x = 30,882,852.15 × 12,589,362.62
4. Step 4: Simplify right side
   22,378,911.38x = 388,795,424,456,196.56
5. Step 5: Solve for x
   x = 388,795,424,456,196.56/22,378,911.38
6. Step 6: Final answer
   x = 17,373,294.79