Finding the Fourth Proportional to 86,059.33, 118,761.59 and 47,818.72

Step by Step Solution

1. Step 1: Write the proportion equation
   86,059.33 : 118,761.59 = 47,818.72 : x
2. Step 2: Convert to fraction form
   86,059.33/118,761.59 = 47,818.72/x
3. Step 3: Cross multiply
   86,059.33x = 118,761.59 × 47,818.72
4. Step 4: Simplify right side
   86,059.33x = 5,679,027,486.96
5. Step 5: Solve for x
   x = 5,679,027,486.96/86,059.33
6. Step 6: Final answer
   x = 65,989.68