Finding the Third Proportional to 1,197,228 and 2,660,178

Step by Step Solution

1. Step 1: Write the proportion equation
   1,197,228 : 2,660,178 = 2,660,178 : x
2. Step 2: Convert to fraction form
   1,197,228/2,660,178 = 2,660,178/x
3. Step 3: Cross multiply
   1,197,228x = 2,660,178 × 2,660,178
4. Step 4: Simplify right side
   1,197,228x = 7,076,546,991,684
5. Step 5: Solve for x
   x = 7,076,546,991,684/1,197,228
6. Step 6: Final answer
   x = 5,910,776.39