Finding the Fourth Proportional to 82,436.48, 113,752 and 48,896

Step by Step Solution

1. Step 1: Write the proportion equation
   82,436.48 : 113,752 = 48,896 : x
2. Step 2: Convert to fraction form
   82,436.48/113,752 = 48,896/x
3. Step 3: Cross multiply
   82,436.48x = 113,752 × 48,896
4. Step 4: Simplify right side
   82,436.48x = 5,562,017,792
5. Step 5: Solve for x
   x = 5,562,017,792/82,436.48
6. Step 6: Final answer
   x = 67,470.35