Finding the Fourth Proportional to 7,231,550.29, 9,979,689.86 and 3,968,174.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,231,550.29 : 9,979,689.86 = 3,968,174.50 : x
2. Step 2: Convert to fraction form
   7,231,550.29/9,979,689.86 = 3,968,174.50/x
3. Step 3: Cross multiply
   7,231,550.29x = 9,979,689.86 × 3,968,174.50
4. Step 4: Simplify right side
   7,231,550.29x = 39,601,150,820,360.57
5. Step 5: Solve for x
   x = 39,601,150,820,360.57/7,231,550.29
6. Step 6: Final answer
   x = 5,476,163.37