Finding the Fourth Proportional to 21,865.87, 32,796.87 and 13,094.38

Step by Step Solution

1. Step 1: Write the proportion equation
   21,865.87 : 32,796.87 = 13,094.38 : x
2. Step 2: Convert to fraction form
   21,865.87/32,796.87 = 13,094.38/x
3. Step 3: Cross multiply
   21,865.87x = 32,796.87 × 13,094.38
4. Step 4: Simplify right side
   21,865.87x = 429,454,678.59
5. Step 5: Solve for x
   x = 429,454,678.59/21,865.87
6. Step 6: Final answer
   x = 19,640.41