Finding the Third Proportional to 513,642 and 1,106,340

Step by Step Solution

1. Step 1: Write the proportion equation
   513,642 : 1,106,340 = 1,106,340 : x
2. Step 2: Convert to fraction form
   513,642/1,106,340 = 1,106,340/x
3. Step 3: Cross multiply
   513,642x = 1,106,340 × 1,106,340
4. Step 4: Simplify right side
   513,642x = 1,223,988,195,600
5. Step 5: Solve for x
   x = 1,223,988,195,600/513,642
6. Step 6: Final answer
   x = 2,382,959.72