Finding the Fourth Proportional to 11,080,086.69, 15,179,647.97 and 10,665,742.97

Step by Step Solution

1. Step 1: Write the proportion equation
   11,080,086.69 : 15,179,647.97 = 10,665,742.97 : x
2. Step 2: Convert to fraction form
   11,080,086.69/15,179,647.97 = 10,665,742.97/x
3. Step 3: Cross multiply
   11,080,086.69x = 15,179,647.97 × 10,665,742.97
4. Step 4: Simplify right side
   11,080,086.69x = 161,902,223,607,722.69
5. Step 5: Solve for x
   x = 161,902,223,607,722.69/11,080,086.69
6. Step 6: Final answer
   x = 14,611,999.72