Finding the Fourth Proportional to 12,493.34, 18,740.71 and 5,097.63

Step by Step Solution

1. Step 1: Write the proportion equation
   12,493.34 : 18,740.71 = 5,097.63 : x
2. Step 2: Convert to fraction form
   12,493.34/18,740.71 = 5,097.63/x
3. Step 3: Cross multiply
   12,493.34x = 18,740.71 × 5,097.63
4. Step 4: Simplify right side
   12,493.34x = 95,533,205.52
5. Step 5: Solve for x
   x = 95,533,205.52/12,493.34
6. Step 6: Final answer
   x = 7,646.73