Finding the Fourth Proportional to 22,460.16, 30,995.16 and 12,388.86

Step by Step Solution

1. Step 1: Write the proportion equation
   22,460.16 : 30,995.16 = 12,388.86 : x
2. Step 2: Convert to fraction form
   22,460.16/30,995.16 = 12,388.86/x
3. Step 3: Cross multiply
   22,460.16x = 30,995.16 × 12,388.86
4. Step 4: Simplify right side
   22,460.16x = 383,994,697.92
5. Step 5: Solve for x
   x = 383,994,697.92/22,460.16
6. Step 6: Final answer
   x = 17,096.70