Finding the Third Proportional to 11,077,615.69 and 17,798,757.75

Step by Step Solution

1. Step 1: Write the proportion equation
   11,077,615.69 : 17,798,757.75 = 17,798,757.75 : x
2. Step 2: Convert to fraction form
   11,077,615.69/17,798,757.75 = 17,798,757.75/x
3. Step 3: Cross multiply
   11,077,615.69x = 17,798,757.75 × 17,798,757.75
4. Step 4: Simplify right side
   11,077,615.69x = 316,795,777,443,185.06
5. Step 5: Solve for x
   x = 316,795,777,443,185.06/11,077,615.69
6. Step 6: Final answer
   x = 28,597,830.65