Finding the Fourth Proportional to 123,370.43, 185,129.69 and 53,249.67

Step by Step Solution

1. Step 1: Write the proportion equation
   123,370.43 : 185,129.69 = 53,249.67 : x
2. Step 2: Convert to fraction form
   123,370.43/185,129.69 = 53,249.67/x
3. Step 3: Cross multiply
   123,370.43x = 185,129.69 × 53,249.67
4. Step 4: Simplify right side
   123,370.43x = 9,858,094,633.45
5. Step 5: Solve for x
   x = 9,858,094,633.45/123,370.43
6. Step 6: Final answer
   x = 79,906.47