Finding the Third Proportional to 5,381,737 and 8,310,556

Step by Step Solution

1. Step 1: Write the proportion equation
   5,381,737 : 8,310,556 = 8,310,556 : x
2. Step 2: Convert to fraction form
   5,381,737/8,310,556 = 8,310,556/x
3. Step 3: Cross multiply
   5,381,737x = 8,310,556 × 8,310,556
4. Step 4: Simplify right side
   5,381,737x = 69,065,341,029,136
5. Step 5: Solve for x
   x = 69,065,341,029,136/5,381,737
6. Step 6: Final answer
   x = 12,833,280.60