Finding the Fourth Proportional to 22,468.53, 33,704.69 and 7,678.47

Step by Step Solution

1. Step 1: Write the proportion equation
   22,468.53 : 33,704.69 = 7,678.47 : x
2. Step 2: Convert to fraction form
   22,468.53/33,704.69 = 7,678.47/x
3. Step 3: Cross multiply
   22,468.53x = 33,704.69 × 7,678.47
4. Step 4: Simplify right side
   22,468.53x = 258,800,412.63
5. Step 5: Solve for x
   x = 258,800,412.63/22,468.53
6. Step 6: Final answer
   x = 11,518.35