Finding the Third Proportional to 516,447 and 1,114,470

Step by Step Solution

1. Step 1: Write the proportion equation
   516,447 : 1,114,470 = 1,114,470 : x
2. Step 2: Convert to fraction form
   516,447/1,114,470 = 1,114,470/x
3. Step 3: Cross multiply
   516,447x = 1,114,470 × 1,114,470
4. Step 4: Simplify right side
   516,447x = 1,242,043,380,900
5. Step 5: Solve for x
   x = 1,242,043,380,900/516,447
6. Step 6: Final answer
   x = 2,404,977.43