Finding the Fourth Proportional to 21,746.83, 30,010.12 and 12,794.91

Step by Step Solution

1. Step 1: Write the proportion equation
   21,746.83 : 30,010.12 = 12,794.91 : x
2. Step 2: Convert to fraction form
   21,746.83/30,010.12 = 12,794.91/x
3. Step 3: Cross multiply
   21,746.83x = 30,010.12 × 12,794.91
4. Step 4: Simplify right side
   21,746.83x = 383,976,784.49
5. Step 5: Solve for x
   x = 383,976,784.49/21,746.83
6. Step 6: Final answer
   x = 17,656.68