Finding the Third Proportional to 1,720,312 and 2,406,096

Step by Step Solution

1. Step 1: Write the proportion equation
   1,720,312 : 2,406,096 = 2,406,096 : x
2. Step 2: Convert to fraction form
   1,720,312/2,406,096 = 2,406,096/x
3. Step 3: Cross multiply
   1,720,312x = 2,406,096 × 2,406,096
4. Step 4: Simplify right side
   1,720,312x = 5,789,297,961,216
5. Step 5: Solve for x
   x = 5,789,297,961,216/1,720,312
6. Step 6: Final answer
   x = 3,365,260.47