Finding the Fourth Proportional to 22,085.34, 30,481.94 and 12,653.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,085.34 : 30,481.94 = 12,653.88 : x
2. Step 2: Convert to fraction form
   22,085.34/30,481.94 = 12,653.88/x
3. Step 3: Cross multiply
   22,085.34x = 30,481.94 × 12,653.88
4. Step 4: Simplify right side
   22,085.34x = 385,714,810.93
5. Step 5: Solve for x
   x = 385,714,810.93/22,085.34
6. Step 6: Final answer
   x = 17,464.74