Finding the Fourth Proportional to 22,429.60, 30,932.06 and 16,370.24

Step by Step Solution

1. Step 1: Write the proportion equation
   22,429.60 : 30,932.06 = 16,370.24 : x
2. Step 2: Convert to fraction form
   22,429.60/30,932.06 = 16,370.24/x
3. Step 3: Cross multiply
   22,429.60x = 30,932.06 × 16,370.24
4. Step 4: Simplify right side
   22,429.60x = 506,365,245.89
5. Step 5: Solve for x
   x = 506,365,245.89/22,429.60
6. Step 6: Final answer
   x = 22,575.76