Finding the Fourth Proportional to 12,114.39, 18,166.82 and 5,097.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,114.39 : 18,166.82 = 5,097.76 : x
2. Step 2: Convert to fraction form
   12,114.39/18,166.82 = 5,097.76/x
3. Step 3: Cross multiply
   12,114.39x = 18,166.82 × 5,097.76
4. Step 4: Simplify right side
   12,114.39x = 92,610,088.32
5. Step 5: Solve for x
   x = 92,610,088.32/12,114.39
6. Step 6: Final answer
   x = 7,644.64