Finding the Third Proportional to 560,742 and 1,216,132

Step by Step Solution

1. Step 1: Write the proportion equation
   560,742 : 1,216,132 = 1,216,132 : x
2. Step 2: Convert to fraction form
   560,742/1,216,132 = 1,216,132/x
3. Step 3: Cross multiply
   560,742x = 1,216,132 × 1,216,132
4. Step 4: Simplify right side
   560,742x = 1,478,977,041,424
5. Step 5: Solve for x
   x = 1,478,977,041,424/560,742
6. Step 6: Final answer
   x = 2,637,535.70