Finding the Third Proportional to 920,312 and 1,968,568

Step by Step Solution

1. Step 1: Write the proportion equation
   920,312 : 1,968,568 = 1,968,568 : x
2. Step 2: Convert to fraction form
   920,312/1,968,568 = 1,968,568/x
3. Step 3: Cross multiply
   920,312x = 1,968,568 × 1,968,568
4. Step 4: Simplify right side
   920,312x = 3,875,259,970,624
5. Step 5: Solve for x
   x = 3,875,259,970,624/920,312
6. Step 6: Final answer
   x = 4,210,811.08