Finding the Third Proportional to 813,984 and 1,245,168

Step by Step Solution

1. Step 1: Write the proportion equation
   813,984 : 1,245,168 = 1,245,168 : x
2. Step 2: Convert to fraction form
   813,984/1,245,168 = 1,245,168/x
3. Step 3: Cross multiply
   813,984x = 1,245,168 × 1,245,168
4. Step 4: Simplify right side
   813,984x = 1,550,443,348,224
5. Step 5: Solve for x
   x = 1,550,443,348,224/813,984
6. Step 6: Final answer
   x = 1,904,759.00