Finding the Fourth Proportional to 65,336.22, 90,164.88 and 48,954.42

Step by Step Solution

1. Step 1: Write the proportion equation
   65,336.22 : 90,164.88 = 48,954.42 : x
2. Step 2: Convert to fraction form
   65,336.22/90,164.88 = 48,954.42/x
3. Step 3: Cross multiply
   65,336.22x = 90,164.88 × 48,954.42
4. Step 4: Simplify right side
   65,336.22x = 4,413,969,404.77
5. Step 5: Solve for x
   x = 4,413,969,404.77/65,336.22
6. Step 6: Final answer
   x = 67,557.77