Finding the Third Proportional to 1,938,522 and 4,229,547

Step by Step Solution

1. Step 1: Write the proportion equation
   1,938,522 : 4,229,547 = 4,229,547 : x
2. Step 2: Convert to fraction form
   1,938,522/4,229,547 = 4,229,547/x
3. Step 3: Cross multiply
   1,938,522x = 4,229,547 × 4,229,547
4. Step 4: Simplify right side
   1,938,522x = 17,889,067,825,209
5. Step 5: Solve for x
   x = 17,889,067,825,209/1,938,522
6. Step 6: Final answer
   x = 9,228,199.54