Finding the Fourth Proportional to 19,678.35, 27,155.89 and 10,725.83

Step by Step Solution

1. Step 1: Write the proportion equation
   19,678.35 : 27,155.89 = 10,725.83 : x
2. Step 2: Convert to fraction form
   19,678.35/27,155.89 = 10,725.83/x
3. Step 3: Cross multiply
   19,678.35x = 27,155.89 × 10,725.83
4. Step 4: Simplify right side
   19,678.35x = 291,269,459.64
5. Step 5: Solve for x
   x = 291,269,459.64/19,678.35
6. Step 6: Final answer
   x = 14,801.52