Finding the Fourth Proportional to 12,494.79, 18,742.18 and 5,102.73

Step by Step Solution

1. Step 1: Write the proportion equation
   12,494.79 : 18,742.18 = 5,102.73 : x
2. Step 2: Convert to fraction form
   12,494.79/18,742.18 = 5,102.73/x
3. Step 3: Cross multiply
   12,494.79x = 18,742.18 × 5,102.73
4. Step 4: Simplify right side
   12,494.79x = 95,636,284.15
5. Step 5: Solve for x
   x = 95,636,284.15/12,494.79
6. Step 6: Final answer
   x = 7,654.09