Finding the Third Proportional to 773,128 and 1,088,736

Step by Step Solution

1. Step 1: Write the proportion equation
   773,128 : 1,088,736 = 1,088,736 : x
2. Step 2: Convert to fraction form
   773,128/1,088,736 = 1,088,736/x
3. Step 3: Cross multiply
   773,128x = 1,088,736 × 1,088,736
4. Step 4: Simplify right side
   773,128x = 1,185,346,077,696
5. Step 5: Solve for x
   x = 1,185,346,077,696/773,128
6. Step 6: Final answer
   x = 1,533,182.19