Finding the Third Proportional to 5,690,817 and 8,323,236

Step by Step Solution

1. Step 1: Write the proportion equation
   5,690,817 : 8,323,236 = 8,323,236 : x
2. Step 2: Convert to fraction form
   5,690,817/8,323,236 = 8,323,236/x
3. Step 3: Cross multiply
   5,690,817x = 8,323,236 × 8,323,236
4. Step 4: Simplify right side
   5,690,817x = 69,276,257,511,696
5. Step 5: Solve for x
   x = 69,276,257,511,696/5,690,817
6. Step 6: Final answer
   x = 12,173,341.28