Finding the Third Proportional to 546,570 and 1,276,585

Step by Step Solution

1. Step 1: Write the proportion equation
   546,570 : 1,276,585 = 1,276,585 : x
2. Step 2: Convert to fraction form
   546,570/1,276,585 = 1,276,585/x
3. Step 3: Cross multiply
   546,570x = 1,276,585 × 1,276,585
4. Step 4: Simplify right side
   546,570x = 1,629,669,262,225
5. Step 5: Solve for x
   x = 1,629,669,262,225/546,570
6. Step 6: Final answer
   x = 2,981,629.55