Finding the Fourth Proportional to 10,174,218.69, 14,040,418.56 and 5,590,835.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,174,218.69 : 14,040,418.56 = 5,590,835.31 : x
2. Step 2: Convert to fraction form
   10,174,218.69/14,040,418.56 = 5,590,835.31/x
3. Step 3: Cross multiply
   10,174,218.69x = 14,040,418.56 × 5,590,835.31
4. Step 4: Simplify right side
   10,174,218.69x = 78,497,667,852,427.34
5. Step 5: Solve for x
   x = 78,497,667,852,427.34/10,174,218.69
6. Step 6: Final answer
   x = 7,715,350.95