Finding the Third Proportional to 12,316 and 25,358

Step by Step Solution

1. Step 1: Write the proportion equation
   12,316 : 25,358 = 25,358 : x
2. Step 2: Convert to fraction form
   12,316/25,358 = 25,358/x
3. Step 3: Cross multiply
   12,316x = 25,358 × 25,358
4. Step 4: Simplify right side
   12,316x = 643,028,164
5. Step 5: Solve for x
   x = 643,028,164/12,316
6. Step 6: Final answer
   x = 52,210.80