Finding the Third Proportional to 766,880 and 1,613,064

Step by Step Solution

1. Step 1: Write the proportion equation
   766,880 : 1,613,064 = 1,613,064 : x
2. Step 2: Convert to fraction form
   766,880/1,613,064 = 1,613,064/x
3. Step 3: Cross multiply
   766,880x = 1,613,064 × 1,613,064
4. Step 4: Simplify right side
   766,880x = 2,601,975,468,096
5. Step 5: Solve for x
   x = 2,601,975,468,096/766,880
6. Step 6: Final answer
   x = 3,392,936.92