Finding the Third Proportional to 1,071,549 and 1,660,581

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071,549 : 1,660,581 = 1,660,581 : x
2. Step 2: Convert to fraction form
   1,071,549/1,660,581 = 1,660,581/x
3. Step 3: Cross multiply
   1,071,549x = 1,660,581 × 1,660,581
4. Step 4: Simplify right side
   1,071,549x = 2,757,529,257,561
5. Step 5: Solve for x
   x = 2,757,529,257,561/1,071,549
6. Step 6: Final answer
   x = 2,573,404.72