Finding the Third Proportional to 1,920,682 and 4,121,300

Step by Step Solution

1. Step 1: Write the proportion equation
   1,920,682 : 4,121,300 = 4,121,300 : x
2. Step 2: Convert to fraction form
   1,920,682/4,121,300 = 4,121,300/x
3. Step 3: Cross multiply
   1,920,682x = 4,121,300 × 4,121,300
4. Step 4: Simplify right side
   1,920,682x = 16,985,113,690,000
5. Step 5: Solve for x
   x = 16,985,113,690,000/1,920,682
6. Step 6: Final answer
   x = 8,843,272.18