Finding the Fourth Proportional to 23,681.34, 32,678.64 and 13,068.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,681.34 : 32,678.64 = 13,068.72 : x
2. Step 2: Convert to fraction form
   23,681.34/32,678.64 = 13,068.72/x
3. Step 3: Cross multiply
   23,681.34x = 32,678.64 × 13,068.72
4. Step 4: Simplify right side
   23,681.34x = 427,067,996.14
5. Step 5: Solve for x
   x = 427,067,996.14/23,681.34
6. Step 6: Final answer
   x = 18,033.95