Finding the Fourth Proportional to 22,370,390.75, 30,870,846.61 and 12,580,832

Step by Step Solution

1. Step 1: Write the proportion equation
   22,370,390.75 : 30,870,846.61 = 12,580,832 : x
2. Step 2: Convert to fraction form
   22,370,390.75/30,870,846.61 = 12,580,832/x
3. Step 3: Cross multiply
   22,370,390.75x = 30,870,846.61 × 12,580,832
4. Step 4: Simplify right side
   22,370,390.75x = 388,380,934,898,179.50
5. Step 5: Solve for x
   x = 388,380,934,898,179.50/22,370,390.75
6. Step 6: Final answer
   x = 17,361,383.59