Finding the Fourth Proportional to 11,097.60, 16,642.50 and 3,198.00

Step by Step Solution

1. Step 1: Write the proportion equation
   11,097.60 : 16,642.50 = 3,198.00 : x
2. Step 2: Convert to fraction form
   11,097.60/16,642.50 = 3,198.00/x
3. Step 3: Cross multiply
   11,097.60x = 16,642.50 × 3,198.00
4. Step 4: Simplify right side
   11,097.60x = 53,222,657.40
5. Step 5: Solve for x
   x = 53,222,657.40/11,097.60
6. Step 6: Final answer
   x = 4,795.87