Finding the Third Proportional to 1,890,518 and 2,905,860

Step by Step Solution

1. Step 1: Write the proportion equation
   1,890,518 : 2,905,860 = 2,905,860 : x
2. Step 2: Convert to fraction form
   1,890,518/2,905,860 = 2,905,860/x
3. Step 3: Cross multiply
   1,890,518x = 2,905,860 × 2,905,860
4. Step 4: Simplify right side
   1,890,518x = 8,444,022,339,600
5. Step 5: Solve for x
   x = 8,444,022,339,600/1,890,518
6. Step 6: Final answer
   x = 4,466,512.53