Finding the Fourth Proportional to 19,858.00, 27,404.23 and 10,905.69

Step by Step Solution

1. Step 1: Write the proportion equation
   19,858.00 : 27,404.23 = 10,905.69 : x
2. Step 2: Convert to fraction form
   19,858.00/27,404.23 = 10,905.69/x
3. Step 3: Cross multiply
   19,858.00x = 27,404.23 × 10,905.69
4. Step 4: Simplify right side
   19,858.00x = 298,862,050.70
5. Step 5: Solve for x
   x = 298,862,050.70/19,858.00
6. Step 6: Final answer
   x = 15,049.96