Finding the Third Proportional to 321,960 and 473,061

Step by Step Solution

1. Step 1: Write the proportion equation
   321,960 : 473,061 = 473,061 : x
2. Step 2: Convert to fraction form
   321,960/473,061 = 473,061/x
3. Step 3: Cross multiply
   321,960x = 473,061 × 473,061
4. Step 4: Simplify right side
   321,960x = 223,786,709,721
5. Step 5: Solve for x
   x = 223,786,709,721/321,960
6. Step 6: Final answer
   x = 695,076.13