Finding the Third Proportional to 98,314 and 215,026

Step by Step Solution

1. Step 1: Write the proportion equation
   98,314 : 215,026 = 215,026 : x
2. Step 2: Convert to fraction form
   98,314/215,026 = 215,026/x
3. Step 3: Cross multiply
   98,314x = 215,026 × 215,026
4. Step 4: Simplify right side
   98,314x = 46,236,180,676
5. Step 5: Solve for x
   x = 46,236,180,676/98,314
6. Step 6: Final answer
   x = 470,290.91