Finding the Third Proportional to 57,276 and 84,196

Step by Step Solution

1. Step 1: Write the proportion equation
   57,276 : 84,196 = 84,196 : x
2. Step 2: Convert to fraction form
   57,276/84,196 = 84,196/x
3. Step 3: Cross multiply
   57,276x = 84,196 × 84,196
4. Step 4: Simplify right side
   57,276x = 7,088,966,416
5. Step 5: Solve for x
   x = 7,088,966,416/57,276
6. Step 6: Final answer
   x = 123,768.53