Finding the Third Proportional to 212,712 and 464,061

Step by Step Solution

1. Step 1: Write the proportion equation
   212,712 : 464,061 = 464,061 : x
2. Step 2: Convert to fraction form
   212,712/464,061 = 464,061/x
3. Step 3: Cross multiply
   212,712x = 464,061 × 464,061
4. Step 4: Simplify right side
   212,712x = 215,352,611,721
5. Step 5: Solve for x
   x = 215,352,611,721/212,712
6. Step 6: Final answer
   x = 1,012,414.02