Finding the Fourth Proportional to 89,077.60, 122,869.12 and 60,054.72

Step by Step Solution

1. Step 1: Write the proportion equation
   89,077.60 : 122,869.12 = 60,054.72 : x
2. Step 2: Convert to fraction form
   89,077.60/122,869.12 = 60,054.72/x
3. Step 3: Cross multiply
   89,077.60x = 122,869.12 × 60,054.72
4. Step 4: Simplify right side
   89,077.60x = 7,378,870,598.25
5. Step 5: Solve for x
   x = 7,378,870,598.25/89,077.60
6. Step 6: Final answer
   x = 82,836.43