Finding the Third Proportional to 485,582 and 761,736

Step by Step Solution

1. Step 1: Write the proportion equation
   485,582 : 761,736 = 761,736 : x
2. Step 2: Convert to fraction form
   485,582/761,736 = 761,736/x
3. Step 3: Cross multiply
   485,582x = 761,736 × 761,736
4. Step 4: Simplify right side
   485,582x = 580,241,733,696
5. Step 5: Solve for x
   x = 580,241,733,696/485,582
6. Step 6: Final answer
   x = 1,194,940.78