Finding the Third Proportional to 581,671 and 1,230,406

Step by Step Solution

1. Step 1: Write the proportion equation
   581,671 : 1,230,406 = 1,230,406 : x
2. Step 2: Convert to fraction form
   581,671/1,230,406 = 1,230,406/x
3. Step 3: Cross multiply
   581,671x = 1,230,406 × 1,230,406
4. Step 4: Simplify right side
   581,671x = 1,513,898,924,836
5. Step 5: Solve for x
   x = 1,513,898,924,836/581,671
6. Step 6: Final answer
   x = 2,602,672.17