Finding the Third Proportional to 915,870 and 1,984,284

Step by Step Solution

1. Step 1: Write the proportion equation
   915,870 : 1,984,284 = 1,984,284 : x
2. Step 2: Convert to fraction form
   915,870/1,984,284 = 1,984,284/x
3. Step 3: Cross multiply
   915,870x = 1,984,284 × 1,984,284
4. Step 4: Simplify right side
   915,870x = 3,937,382,992,656
5. Step 5: Solve for x
   x = 3,937,382,992,656/915,870
6. Step 6: Final answer
   x = 4,299,063.18