Finding the Fourth Proportional to 82,572.53, 113,908.37 and 48,559.37

Step by Step Solution

1. Step 1: Write the proportion equation
   82,572.53 : 113,908.37 = 48,559.37 : x
2. Step 2: Convert to fraction form
   82,572.53/113,908.37 = 48,559.37/x
3. Step 3: Cross multiply
   82,572.53x = 113,908.37 × 48,559.37
4. Step 4: Simplify right side
   82,572.53x = 5,531,317,872.59
5. Step 5: Solve for x
   x = 5,531,317,872.59/82,572.53
6. Step 6: Final answer
   x = 66,987.39