Finding the Third Proportional to 1,314,528 and 2,116,360

Step by Step Solution

1. Step 1: Write the proportion equation
   1,314,528 : 2,116,360 = 2,116,360 : x
2. Step 2: Convert to fraction form
   1,314,528/2,116,360 = 2,116,360/x
3. Step 3: Cross multiply
   1,314,528x = 2,116,360 × 2,116,360
4. Step 4: Simplify right side
   1,314,528x = 4,478,979,649,600
5. Step 5: Solve for x
   x = 4,478,979,649,600/1,314,528
6. Step 6: Final answer
   x = 3,407,291.17