Finding the Third Proportional to 1,985,624 and 4,335,384

Step by Step Solution

1. Step 1: Write the proportion equation
   1,985,624 : 4,335,384 = 4,335,384 : x
2. Step 2: Convert to fraction form
   1,985,624/4,335,384 = 4,335,384/x
3. Step 3: Cross multiply
   1,985,624x = 4,335,384 × 4,335,384
4. Step 4: Simplify right side
   1,985,624x = 18,795,554,427,456
5. Step 5: Solve for x
   x = 18,795,554,427,456/1,985,624
6. Step 6: Final answer
   x = 9,465,817.51