Finding the Fourth Proportional to 86,007.34, 118,690.42 and 47,766.98

Step by Step Solution

1. Step 1: Write the proportion equation
   86,007.34 : 118,690.42 = 47,766.98 : x
2. Step 2: Convert to fraction form
   86,007.34/118,690.42 = 47,766.98/x
3. Step 3: Cross multiply
   86,007.34x = 118,690.42 × 47,766.98
4. Step 4: Simplify right side
   86,007.34x = 5,669,482,918.33
5. Step 5: Solve for x
   x = 5,669,482,918.33/86,007.34
6. Step 6: Final answer
   x = 65,918.59