Finding the Third Proportional to 747,948 and 1,600,812

Step by Step Solution

1. Step 1: Write the proportion equation
   747,948 : 1,600,812 = 1,600,812 : x
2. Step 2: Convert to fraction form
   747,948/1,600,812 = 1,600,812/x
3. Step 3: Cross multiply
   747,948x = 1,600,812 × 1,600,812
4. Step 4: Simplify right side
   747,948x = 2,562,599,059,344
5. Step 5: Solve for x
   x = 2,562,599,059,344/747,948
6. Step 6: Final answer
   x = 3,426,172.75