Finding the Third Proportional to 702,926 and 1,089,382

Step by Step Solution

1. Step 1: Write the proportion equation
   702,926 : 1,089,382 = 1,089,382 : x
2. Step 2: Convert to fraction form
   702,926/1,089,382 = 1,089,382/x
3. Step 3: Cross multiply
   702,926x = 1,089,382 × 1,089,382
4. Step 4: Simplify right side
   702,926x = 1,186,753,141,924
5. Step 5: Solve for x
   x = 1,186,753,141,924/702,926
6. Step 6: Final answer
   x = 1,688,304.52