Finding the Third Proportional to 915,844 and 1,346,342

Step by Step Solution

1. Step 1: Write the proportion equation
   915,844 : 1,346,342 = 1,346,342 : x
2. Step 2: Convert to fraction form
   915,844/1,346,342 = 1,346,342/x
3. Step 3: Cross multiply
   915,844x = 1,346,342 × 1,346,342
4. Step 4: Simplify right side
   915,844x = 1,812,636,780,964
5. Step 5: Solve for x
   x = 1,812,636,780,964/915,844
6. Step 6: Final answer
   x = 1,979,198.18