Finding the Fourth Proportional to 82,012.50, 113,168.75 and 48,019.23

Step by Step Solution

1. Step 1: Write the proportion equation
   82,012.50 : 113,168.75 = 48,019.23 : x
2. Step 2: Convert to fraction form
   82,012.50/113,168.75 = 48,019.23/x
3. Step 3: Cross multiply
   82,012.50x = 113,168.75 × 48,019.23
4. Step 4: Simplify right side
   82,012.50x = 5,434,275,994.97
5. Step 5: Solve for x
   x = 5,434,275,994.97/82,012.50
6. Step 6: Final answer
   x = 66,261.56