Finding the Third Proportional to 1,905,408 and 4,087,106

Step by Step Solution

1. Step 1: Write the proportion equation
   1,905,408 : 4,087,106 = 4,087,106 : x
2. Step 2: Convert to fraction form
   1,905,408/4,087,106 = 4,087,106/x
3. Step 3: Cross multiply
   1,905,408x = 4,087,106 × 4,087,106
4. Step 4: Simplify right side
   1,905,408x = 16,704,435,455,236
5. Step 5: Solve for x
   x = 16,704,435,455,236/1,905,408
6. Step 6: Final answer
   x = 8,766,854.90