Finding the Third Proportional to 915,856 and 1,346,360

Step by Step Solution

1. Step 1: Write the proportion equation
   915,856 : 1,346,360 = 1,346,360 : x
2. Step 2: Convert to fraction form
   915,856/1,346,360 = 1,346,360/x
3. Step 3: Cross multiply
   915,856x = 1,346,360 × 1,346,360
4. Step 4: Simplify right side
   915,856x = 1,812,685,249,600
5. Step 5: Solve for x
   x = 1,812,685,249,600/915,856
6. Step 6: Final answer
   x = 1,979,225.17