Finding the Fourth Proportional to 82,828.24, 124,131.64 and 30,188.24

Step by Step Solution

1. Step 1: Write the proportion equation
   82,828.24 : 124,131.64 = 30,188.24 : x
2. Step 2: Convert to fraction form
   82,828.24/124,131.64 = 30,188.24/x
3. Step 3: Cross multiply
   82,828.24x = 124,131.64 × 30,188.24
4. Step 4: Simplify right side
   82,828.24x = 3,747,315,739.91
5. Step 5: Solve for x
   x = 3,747,315,739.91/82,828.24
6. Step 6: Final answer
   x = 45,242.01