Finding the Fourth Proportional to 82,915.98, 114,427.11 and 47,112.09

Step by Step Solution

1. Step 1: Write the proportion equation
   82,915.98 : 114,427.11 = 47,112.09 : x
2. Step 2: Convert to fraction form
   82,915.98/114,427.11 = 47,112.09/x
3. Step 3: Cross multiply
   82,915.98x = 114,427.11 × 47,112.09
4. Step 4: Simplify right side
   82,915.98x = 5,390,900,304.76
5. Step 5: Solve for x
   x = 5,390,900,304.76/82,915.98
6. Step 6: Final answer
   x = 65,016.42