Finding the Third Proportional to 915,906 and 1,984,356

Step by Step Solution

1. Step 1: Write the proportion equation
   915,906 : 1,984,356 = 1,984,356 : x
2. Step 2: Convert to fraction form
   915,906/1,984,356 = 1,984,356/x
3. Step 3: Cross multiply
   915,906x = 1,984,356 × 1,984,356
4. Step 4: Simplify right side
   915,906x = 3,937,668,734,736
5. Step 5: Solve for x
   x = 3,937,668,734,736/915,906
6. Step 6: Final answer
   x = 4,299,206.18