Finding the Fourth Proportional to 82,955.31, 114,478.36 and 47,144.40

Step by Step Solution

1. Step 1: Write the proportion equation
   82,955.31 : 114,478.36 = 47,144.40 : x
2. Step 2: Convert to fraction form
   82,955.31/114,478.36 = 47,144.40/x
3. Step 3: Cross multiply
   82,955.31x = 114,478.36 × 47,144.40
4. Step 4: Simplify right side
   82,955.31x = 5,397,013,477.32
5. Step 5: Solve for x
   x = 5,397,013,477.32/82,955.31
6. Step 6: Final answer
   x = 65,059.29