Finding the Fourth Proportional to 22,916,846.15, 31,625,846.06 and 12,603,839.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,916,846.15 : 31,625,846.06 = 12,603,839.88 : x
2. Step 2: Convert to fraction form
   22,916,846.15/31,625,846.06 = 12,603,839.88/x
3. Step 3: Cross multiply
   22,916,846.15x = 31,625,846.06 × 12,603,839.88
4. Step 4: Simplify right side
   22,916,846.15x = 398,607,099,746,749.69
5. Step 5: Solve for x
   x = 398,607,099,746,749.69/22,916,846.15
6. Step 6: Final answer
   x = 17,393,628.13