Finding the Third Proportional to 1,566,190 and 3,420,012

Step by Step Solution

1. Step 1: Write the proportion equation
   1,566,190 : 3,420,012 = 3,420,012 : x
2. Step 2: Convert to fraction form
   1,566,190/3,420,012 = 3,420,012/x
3. Step 3: Cross multiply
   1,566,190x = 3,420,012 × 3,420,012
4. Step 4: Simplify right side
   1,566,190x = 11,696,482,080,144
5. Step 5: Solve for x
   x = 11,696,482,080,144/1,566,190
6. Step 6: Final answer
   x = 7,468,111.84