Finding the Third Proportional to 215,534 and 468,374

Step by Step Solution

1. Step 1: Write the proportion equation
   215,534 : 468,374 = 468,374 : x
2. Step 2: Convert to fraction form
   215,534/468,374 = 468,374/x
3. Step 3: Cross multiply
   215,534x = 468,374 × 468,374
4. Step 4: Simplify right side
   215,534x = 219,374,203,876
5. Step 5: Solve for x
   x = 219,374,203,876/215,534
6. Step 6: Final answer
   x = 1,017,817.16