Finding the Fourth Proportional to 22,066,756.21, 30,449,478.09 and 12,274,726.15

Step by Step Solution

1. Step 1: Write the proportion equation
   22,066,756.21 : 30,449,478.09 = 12,274,726.15 : x
2. Step 2: Convert to fraction form
   22,066,756.21/30,449,478.09 = 12,274,726.15/x
3. Step 3: Cross multiply
   22,066,756.21x = 30,449,478.09 × 12,274,726.15
4. Step 4: Simplify right side
   22,066,756.21x = 373,759,004,965,175.06
5. Step 5: Solve for x
   x = 373,759,004,965,175.06/22,066,756.21
6. Step 6: Final answer
   x = 16,937,650.53