Finding the Fourth Proportional to 89,065.19, 122,911.35 and 48,778.22

Step by Step Solution

1. Step 1: Write the proportion equation
   89,065.19 : 122,911.35 = 48,778.22 : x
2. Step 2: Convert to fraction form
   89,065.19/122,911.35 = 48,778.22/x
3. Step 3: Cross multiply
   89,065.19x = 122,911.35 × 48,778.22
4. Step 4: Simplify right side
   89,065.19x = 5,995,396,870.80
5. Step 5: Solve for x
   x = 5,995,396,870.80/89,065.19
6. Step 6: Final answer
   x = 67,314.70