Finding the Third Proportional to 705,456 and 1,080,972

Step by Step Solution

1. Step 1: Write the proportion equation
   705,456 : 1,080,972 = 1,080,972 : x
2. Step 2: Convert to fraction form
   705,456/1,080,972 = 1,080,972/x
3. Step 3: Cross multiply
   705,456x = 1,080,972 × 1,080,972
4. Step 4: Simplify right side
   705,456x = 1,168,500,464,784
5. Step 5: Solve for x
   x = 1,168,500,464,784/705,456
6. Step 6: Final answer
   x = 1,656,376.11