Finding the Fourth Proportional to 82,915.56, 114,426.56 and 47,111.64

Step by Step Solution

1. Step 1: Write the proportion equation
   82,915.56 : 114,426.56 = 47,111.64 : x
2. Step 2: Convert to fraction form
   82,915.56/114,426.56 = 47,111.64/x
3. Step 3: Cross multiply
   82,915.56x = 114,426.56 × 47,111.64
4. Step 4: Simplify right side
   82,915.56x = 5,390,822,901.16
5. Step 5: Solve for x
   x = 5,390,822,901.16/82,915.56
6. Step 6: Final answer
   x = 65,015.82