Finding the Fourth Proportional to 22,076.74, 30,464.67 and 12,645.91

Step by Step Solution

1. Step 1: Write the proportion equation
   22,076.74 : 30,464.67 = 12,645.91 : x
2. Step 2: Convert to fraction form
   22,076.74/30,464.67 = 12,645.91/x
3. Step 3: Cross multiply
   22,076.74x = 30,464.67 × 12,645.91
4. Step 4: Simplify right side
   22,076.74x = 385,253,475.00
5. Step 5: Solve for x
   x = 385,253,475.00/22,076.74
6. Step 6: Final answer
   x = 17,450.65