Finding the Third Proportional to 3,771,769 and 8,146,178

Step by Step Solution

1. Step 1: Write the proportion equation
   3,771,769 : 8,146,178 = 8,146,178 : x
2. Step 2: Convert to fraction form
   3,771,769/8,146,178 = 8,146,178/x
3. Step 3: Cross multiply
   3,771,769x = 8,146,178 × 8,146,178
4. Step 4: Simplify right side
   3,771,769x = 66,360,216,007,684
5. Step 5: Solve for x
   x = 66,360,216,007,684/3,771,769
6. Step 6: Final answer
   x = 17,593,923.70