Finding the Third Proportional to 121,469 and 194,061

Step by Step Solution

1. Step 1: Write the proportion equation
   121,469 : 194,061 = 194,061 : x
2. Step 2: Convert to fraction form
   121,469/194,061 = 194,061/x
3. Step 3: Cross multiply
   121,469x = 194,061 × 194,061
4. Step 4: Simplify right side
   121,469x = 37,659,671,721
5. Step 5: Solve for x
   x = 37,659,671,721/121,469
6. Step 6: Final answer
   x = 310,035.25