Finding the Fourth Proportional to 84,997.56, 117,300.78 and 47,271

Step by Step Solution

1. Step 1: Write the proportion equation
   84,997.56 : 117,300.78 = 47,271 : x
2. Step 2: Convert to fraction form
   84,997.56/117,300.78 = 47,271/x
3. Step 3: Cross multiply
   84,997.56x = 117,300.78 × 47,271
4. Step 4: Simplify right side
   84,997.56x = 5,544,925,171.38
5. Step 5: Solve for x
   x = 5,544,925,171.38/84,997.56
6. Step 6: Final answer
   x = 65,236.29