Finding the Fourth Proportional to 12,097.89, 16,697.34 and 7,618.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,097.89 : 16,697.34 = 7,618.59 : x
2. Step 2: Convert to fraction form
   12,097.89/16,697.34 = 7,618.59/x
3. Step 3: Cross multiply
   12,097.89x = 16,697.34 × 7,618.59
4. Step 4: Simplify right side
   12,097.89x = 127,210,187.55
5. Step 5: Solve for x
   x = 127,210,187.55/12,097.89
6. Step 6: Final answer
   x = 10,515.07