Finding the Third Proportional to 89,079,842 and 186,304,476

Step by Step Solution

1. Step 1: Write the proportion equation
   89,079,842 : 186,304,476 = 186,304,476 : x
2. Step 2: Convert to fraction form
   89,079,842/186,304,476 = 186,304,476/x
3. Step 3: Cross multiply
   89,079,842x = 186,304,476 × 186,304,476
4. Step 4: Simplify right side
   89,079,842x = 34,709,357,777,634,576
5. Step 5: Solve for x
   x = 34,709,357,777,634,576/89,079,842
6. Step 6: Final answer
   x = 389,643,234.63