Finding the Third Proportional to 1,202,112 and 2,538,360

Step by Step Solution

1. Step 1: Write the proportion equation
   1,202,112 : 2,538,360 = 2,538,360 : x
2. Step 2: Convert to fraction form
   1,202,112/2,538,360 = 2,538,360/x
3. Step 3: Cross multiply
   1,202,112x = 2,538,360 × 2,538,360
4. Step 4: Simplify right side
   1,202,112x = 6,443,271,489,600
5. Step 5: Solve for x
   x = 6,443,271,489,600/1,202,112
6. Step 6: Final answer
   x = 5,359,959.38