Finding the Fourth Proportional to 7,165,229.33, 9,887,568.58 and 3,945,965.33

Step by Step Solution

1. Step 1: Write the proportion equation
   7,165,229.33 : 9,887,568.58 = 3,945,965.33 : x
2. Step 2: Convert to fraction form
   7,165,229.33/9,887,568.58 = 3,945,965.33/x
3. Step 3: Cross multiply
   7,165,229.33x = 9,887,568.58 × 3,945,965.33
4. Step 4: Simplify right side
   7,165,229.33x = 39,016,002,814,677.34
5. Step 5: Solve for x
   x = 39,016,002,814,677.34/7,165,229.33
6. Step 6: Final answer
   x = 5,445,185.49