Finding the Third Proportional to 9,188 and 12,358

Step by Step Solution

1. Step 1: Write the proportion equation
   9,188 : 12,358 = 12,358 : x
2. Step 2: Convert to fraction form
   9,188/12,358 = 12,358/x
3. Step 3: Cross multiply
   9,188x = 12,358 × 12,358
4. Step 4: Simplify right side
   9,188x = 152,720,164
5. Step 5: Solve for x
   x = 152,720,164/9,188
6. Step 6: Final answer
   x = 16,621.70