Finding the Third Proportional to 654,108 and 1,402,788

Step by Step Solution

1. Step 1: Write the proportion equation
   654,108 : 1,402,788 = 1,402,788 : x
2. Step 2: Convert to fraction form
   654,108/1,402,788 = 1,402,788/x
3. Step 3: Cross multiply
   654,108x = 1,402,788 × 1,402,788
4. Step 4: Simplify right side
   654,108x = 1,967,814,172,944
5. Step 5: Solve for x
   x = 1,967,814,172,944/654,108
6. Step 6: Final answer
   x = 3,008,393.37