Finding the Third Proportional to 1,132,160 and 1,672,320

Step by Step Solution

1. Step 1: Write the proportion equation
   1,132,160 : 1,672,320 = 1,672,320 : x
2. Step 2: Convert to fraction form
   1,132,160/1,672,320 = 1,672,320/x
3. Step 3: Cross multiply
   1,132,160x = 1,672,320 × 1,672,320
4. Step 4: Simplify right side
   1,132,160x = 2,796,654,182,400
5. Step 5: Solve for x
   x = 2,796,654,182,400/1,132,160
6. Step 6: Final answer
   x = 2,470,193.42