Finding the Fourth Proportional to 22,078,868.43, 30,468,839.89 and 12,289,102.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,078,868.43 : 30,468,839.89 = 12,289,102.52 : x
2. Step 2: Convert to fraction form
   22,078,868.43/30,468,839.89 = 12,289,102.52/x
3. Step 3: Cross multiply
   22,078,868.43x = 30,468,839.89 × 12,289,102.52
4. Step 4: Simplify right side
   22,078,868.43x = 374,434,697,104,398.25
5. Step 5: Solve for x
   x = 374,434,697,104,398.25/22,078,868.43
6. Step 6: Final answer
   x = 16,958,962.29