Finding the Fourth Proportional to 12,926.72, 17,838.48 and 7,337.68

Step by Step Solution

1. Step 1: Write the proportion equation
   12,926.72 : 17,838.48 = 7,337.68 : x
2. Step 2: Convert to fraction form
   12,926.72/17,838.48 = 7,337.68/x
3. Step 3: Cross multiply
   12,926.72x = 17,838.48 × 7,337.68
4. Step 4: Simplify right side
   12,926.72x = 130,893,057.93
5. Step 5: Solve for x
   x = 130,893,057.93/12,926.72
6. Step 6: Final answer
   x = 10,125.77