Finding the Third Proportional to 851,460 and 1,309,134

Step by Step Solution

1. Step 1: Write the proportion equation
   851,460 : 1,309,134 = 1,309,134 : x
2. Step 2: Convert to fraction form
   851,460/1,309,134 = 1,309,134/x
3. Step 3: Cross multiply
   851,460x = 1,309,134 × 1,309,134
4. Step 4: Simplify right side
   851,460x = 1,713,831,829,956
5. Step 5: Solve for x
   x = 1,713,831,829,956/851,460
6. Step 6: Final answer
   x = 2,012,815.43