Finding the Fourth Proportional to 22,177,568.16, 30,605,150.61 and 12,388,424.94

Step by Step Solution

1. Step 1: Write the proportion equation
   22,177,568.16 : 30,605,150.61 = 12,388,424.94 : x
2. Step 2: Convert to fraction form
   22,177,568.16/30,605,150.61 = 12,388,424.94/x
3. Step 3: Cross multiply
   22,177,568.16x = 30,605,150.61 × 12,388,424.94
4. Step 4: Simplify right side
   22,177,568.16x = 379,149,611,109,380.19
5. Step 5: Solve for x
   x = 379,149,611,109,380.19/22,177,568.16
6. Step 6: Final answer
   x = 17,096,085.94