Finding the Third Proportional to 550,424 and 1,116,340

Step by Step Solution

1. Step 1: Write the proportion equation
   550,424 : 1,116,340 = 1,116,340 : x
2. Step 2: Convert to fraction form
   550,424/1,116,340 = 1,116,340/x
3. Step 3: Cross multiply
   550,424x = 1,116,340 × 1,116,340
4. Step 4: Simplify right side
   550,424x = 1,246,214,995,600
5. Step 5: Solve for x
   x = 1,246,214,995,600/550,424
6. Step 6: Final answer
   x = 2,264,100.03