Finding the Third Proportional to 5,318 and 12,335

Step by Step Solution

1. Step 1: Write the proportion equation
   5,318 : 12,335 = 12,335 : x
2. Step 2: Convert to fraction form
   5,318/12,335 = 12,335/x
3. Step 3: Cross multiply
   5,318x = 12,335 × 12,335
4. Step 4: Simplify right side
   5,318x = 152,152,225
5. Step 5: Solve for x
   x = 152,152,225/5,318
6. Step 6: Final answer
   x = 28,610.80