Finding the Fourth Proportional to 82,915.50, 114,426.48 and 47,111.58

Step by Step Solution

1. Step 1: Write the proportion equation
   82,915.50 : 114,426.48 = 47,111.58 : x
2. Step 2: Convert to fraction form
   82,915.50/114,426.48 = 47,111.58/x
3. Step 3: Cross multiply
   82,915.50x = 114,426.48 × 47,111.58
4. Step 4: Simplify right side
   82,915.50x = 5,390,812,266.64
5. Step 5: Solve for x
   x = 5,390,812,266.64/82,915.50
6. Step 6: Final answer
   x = 65,015.74