Finding the Fourth Proportional to 86,175.18, 129,262.56 and 41,059.59

Step by Step Solution

1. Step 1: Write the proportion equation
   86,175.18 : 129,262.56 = 41,059.59 : x
2. Step 2: Convert to fraction form
   86,175.18/129,262.56 = 41,059.59/x
3. Step 3: Cross multiply
   86,175.18x = 129,262.56 × 41,059.59
4. Step 4: Simplify right side
   86,175.18x = 5,307,467,715.95
5. Step 5: Solve for x
   x = 5,307,467,715.95/86,175.18
6. Step 6: Final answer
   x = 61,589.28