Finding the Third Proportional to 2,112,381 and 4,561,461

Step by Step Solution

1. Step 1: Write the proportion equation
   2,112,381 : 4,561,461 = 4,561,461 : x
2. Step 2: Convert to fraction form
   2,112,381/4,561,461 = 4,561,461/x
3. Step 3: Cross multiply
   2,112,381x = 4,561,461 × 4,561,461
4. Step 4: Simplify right side
   2,112,381x = 20,806,926,454,521
5. Step 5: Solve for x
   x = 20,806,926,454,521/2,112,381
6. Step 6: Final answer
   x = 9,849,987.50