Finding the Third Proportional to 212,946 and 469,100.25

Step by Step Solution

1. Step 1: Write the proportion equation
   212,946 : 469,100.25 = 469,100.25 : x
2. Step 2: Convert to fraction form
   212,946/469,100.25 = 469,100.25/x
3. Step 3: Cross multiply
   212,946x = 469,100.25 × 469,100.25
4. Step 4: Simplify right side
   212,946x = 220,055,044,550.06
5. Step 5: Solve for x
   x = 220,055,044,550.06/212,946
6. Step 6: Final answer
   x = 1,033,384.26