Finding the Fourth Proportional to 124,907.24, 172,443.31 and 82,588.52

Step by Step Solution

1. Step 1: Write the proportion equation
   124,907.24 : 172,443.31 = 82,588.52 : x
2. Step 2: Convert to fraction form
   124,907.24/172,443.31 = 82,588.52/x
3. Step 3: Cross multiply
   124,907.24x = 172,443.31 × 82,588.52
4. Step 4: Simplify right side
   124,907.24x = 14,241,837,756.80
5. Step 5: Solve for x
   x = 14,241,837,756.80/124,907.24
6. Step 6: Final answer
   x = 114,019.31