Finding the Fourth Proportional to 82,153.59, 113,361.63 and 48,154.25

Step by Step Solution

1. Step 1: Write the proportion equation
   82,153.59 : 113,361.63 = 48,154.25 : x
2. Step 2: Convert to fraction form
   82,153.59/113,361.63 = 48,154.25/x
3. Step 3: Cross multiply
   82,153.59x = 113,361.63 × 48,154.25
4. Step 4: Simplify right side
   82,153.59x = 5,458,843,736.59
5. Step 5: Solve for x
   x = 5,458,843,736.59/82,153.59
6. Step 6: Final answer
   x = 66,446.81