Finding the Third Proportional to 915,970 and 1,984,412

Step by Step Solution

1. Step 1: Write the proportion equation
   915,970 : 1,984,412 = 1,984,412 : x
2. Step 2: Convert to fraction form
   915,970/1,984,412 = 1,984,412/x
3. Step 3: Cross multiply
   915,970x = 1,984,412 × 1,984,412
4. Step 4: Simplify right side
   915,970x = 3,937,890,985,744
5. Step 5: Solve for x
   x = 3,937,890,985,744/915,970
6. Step 6: Final answer
   x = 4,299,148.43