Finding the Third Proportional to 5,902,371 and 8,684,762

Step by Step Solution

1. Step 1: Write the proportion equation
   5,902,371 : 8,684,762 = 8,684,762 : x
2. Step 2: Convert to fraction form
   5,902,371/8,684,762 = 8,684,762/x
3. Step 3: Cross multiply
   5,902,371x = 8,684,762 × 8,684,762
4. Step 4: Simplify right side
   5,902,371x = 75,425,090,996,644
5. Step 5: Solve for x
   x = 75,425,090,996,644/5,902,371
6. Step 6: Final answer
   x = 12,778,778.39