Finding the Third Proportional to 1,890,521 and 2,905,866

Step by Step Solution

1. Step 1: Write the proportion equation
   1,890,521 : 2,905,866 = 2,905,866 : x
2. Step 2: Convert to fraction form
   1,890,521/2,905,866 = 2,905,866/x
3. Step 3: Cross multiply
   1,890,521x = 2,905,866 × 2,905,866
4. Step 4: Simplify right side
   1,890,521x = 8,444,057,209,956
5. Step 5: Solve for x
   x = 8,444,057,209,956/1,890,521
6. Step 6: Final answer
   x = 4,466,523.89