Finding the Fourth Proportional to 19,498.00, 26,905.28 and 10,999.34

Step by Step Solution

1. Step 1: Write the proportion equation
   19,498.00 : 26,905.28 = 10,999.34 : x
2. Step 2: Convert to fraction form
   19,498.00/26,905.28 = 10,999.34/x
3. Step 3: Cross multiply
   19,498.00x = 26,905.28 × 10,999.34
4. Step 4: Simplify right side
   19,498.00x = 295,940,334.78
5. Step 5: Solve for x
   x = 295,940,334.78/19,498.00
6. Step 6: Final answer
   x = 15,177.99