Finding the Third Proportional to 1,778,592 and 3,902,864

Step by Step Solution

1. Step 1: Write the proportion equation
   1,778,592 : 3,902,864 = 3,902,864 : x
2. Step 2: Convert to fraction form
   1,778,592/3,902,864 = 3,902,864/x
3. Step 3: Cross multiply
   1,778,592x = 3,902,864 × 3,902,864
4. Step 4: Simplify right side
   1,778,592x = 15,232,347,402,496
5. Step 5: Solve for x
   x = 15,232,347,402,496/1,778,592
6. Step 6: Final answer
   x = 8,564,272.98