Finding the Third Proportional to 715,180 and 1,080,060

Step by Step Solution

1. Step 1: Write the proportion equation
   715,180 : 1,080,060 = 1,080,060 : x
2. Step 2: Convert to fraction form
   715,180/1,080,060 = 1,080,060/x
3. Step 3: Cross multiply
   715,180x = 1,080,060 × 1,080,060
4. Step 4: Simplify right side
   715,180x = 1,166,529,603,600
5. Step 5: Solve for x
   x = 1,166,529,603,600/715,180
6. Step 6: Final answer
   x = 1,631,099.31