Finding the Third Proportional to 1,577,830 and 3,407,984

Step by Step Solution

1. Step 1: Write the proportion equation
   1,577,830 : 3,407,984 = 3,407,984 : x
2. Step 2: Convert to fraction form
   1,577,830/3,407,984 = 3,407,984/x
3. Step 3: Cross multiply
   1,577,830x = 3,407,984 × 3,407,984
4. Step 4: Simplify right side
   1,577,830x = 11,614,354,944,256
5. Step 5: Solve for x
   x = 11,614,354,944,256/1,577,830
6. Step 6: Final answer
   x = 7,360,967.24