Finding the Fourth Proportional to 22,066,755.21, 30,449,476.71 and 12,274,725.15

Step by Step Solution

1. Step 1: Write the proportion equation
   22,066,755.21 : 30,449,476.71 = 12,274,725.15 : x
2. Step 2: Convert to fraction form
   22,066,755.21/30,449,476.71 = 12,274,725.15/x
3. Step 3: Cross multiply
   22,066,755.21x = 30,449,476.71 × 12,274,725.15
4. Step 4: Simplify right side
   22,066,755.21x = 373,758,957,576,576.25
5. Step 5: Solve for x
   x = 373,758,957,576,576.25/22,066,755.21
6. Step 6: Final answer
   x = 16,937,649.15