Finding the Fourth Proportional to 86,049.61, 118,761.29 and 67,858.63

Step by Step Solution

1. Step 1: Write the proportion equation
   86,049.61 : 118,761.29 = 67,858.63 : x
2. Step 2: Convert to fraction form
   86,049.61/118,761.29 = 67,858.63/x
3. Step 3: Cross multiply
   86,049.61x = 118,761.29 × 67,858.63
4. Step 4: Simplify right side
   86,049.61x = 8,058,978,054.71
5. Step 5: Solve for x
   x = 8,058,978,054.71/86,049.61
6. Step 6: Final answer
   x = 93,655.02