Finding the Fourth Proportional to 21,334,227.37, 29,441,411.81 and 12,518,949.85

Step by Step Solution

1. Step 1: Write the proportion equation
   21,334,227.37 : 29,441,411.81 = 12,518,949.85 : x
2. Step 2: Convert to fraction form
   21,334,227.37/29,441,411.81 = 12,518,949.85/x
3. Step 3: Cross multiply
   21,334,227.37x = 29,441,411.81 × 12,518,949.85
4. Step 4: Simplify right side
   21,334,227.37x = 368,575,557,962,587.69
5. Step 5: Solve for x
   x = 368,575,557,962,587.69/21,334,227.37
6. Step 6: Final answer
   x = 17,276,255.27