Finding the Fourth Proportional to 82,916.56, 114,427.94 and 47,112.64

Step by Step Solution

1. Step 1: Write the proportion equation
   82,916.56 : 114,427.94 = 47,112.64 : x
2. Step 2: Convert to fraction form
   82,916.56/114,427.94 = 47,112.64/x
3. Step 3: Cross multiply
   82,916.56x = 114,427.94 × 47,112.64
4. Step 4: Simplify right side
   82,916.56x = 5,391,002,343.16
5. Step 5: Solve for x
   x = 5,391,002,343.16/82,916.56
6. Step 6: Final answer
   x = 65,017.20