Finding the Third Proportional to 1,905,413 and 4,087,117

Step by Step Solution

1. Step 1: Write the proportion equation
   1,905,413 : 4,087,117 = 4,087,117 : x
2. Step 2: Convert to fraction form
   1,905,413/4,087,117 = 4,087,117/x
3. Step 3: Cross multiply
   1,905,413x = 4,087,117 × 4,087,117
4. Step 4: Simplify right side
   1,905,413x = 16,704,525,371,689
5. Step 5: Solve for x
   x = 16,704,525,371,689/1,905,413
6. Step 6: Final answer
   x = 8,766,879.08