Finding the Fourth Proportional to 89,226.24, 134,046.72 and 52,316.16

Step by Step Solution

1. Step 1: Write the proportion equation
   89,226.24 : 134,046.72 = 52,316.16 : x
2. Step 2: Convert to fraction form
   89,226.24/134,046.72 = 52,316.16/x
3. Step 3: Cross multiply
   89,226.24x = 134,046.72 × 52,316.16
4. Step 4: Simplify right side
   89,226.24x = 7,012,809,651.00
5. Step 5: Solve for x
   x = 7,012,809,651.00/89,226.24
6. Step 6: Final answer
   x = 78,595.82