Finding the Fourth Proportional to 95,315.22, 143,019 and 39,196.80

Step by Step Solution

1. Step 1: Write the proportion equation
   95,315.22 : 143,019 = 39,196.80 : x
2. Step 2: Convert to fraction form
   95,315.22/143,019 = 39,196.80/x
3. Step 3: Cross multiply
   95,315.22x = 143,019 × 39,196.80
4. Step 4: Simplify right side
   95,315.22x = 5,605,887,139.20
5. Step 5: Solve for x
   x = 5,605,887,139.20/95,315.22
6. Step 6: Final answer
   x = 58,814.19