Finding the Third Proportional to 1,566,211 and 3,420,054

Step by Step Solution

1. Step 1: Write the proportion equation
   1,566,211 : 3,420,054 = 3,420,054 : x
2. Step 2: Convert to fraction form
   1,566,211/3,420,054 = 3,420,054/x
3. Step 3: Cross multiply
   1,566,211x = 3,420,054 × 3,420,054
4. Step 4: Simplify right side
   1,566,211x = 11,696,769,362,916
5. Step 5: Solve for x
   x = 11,696,769,362,916/1,566,211
6. Step 6: Final answer
   x = 7,468,195.13