Finding the Fourth Proportional to 437,789.72, 656,704.43 and 134,162.03

Step by Step Solution

1. Step 1: Write the proportion equation
   437,789.72 : 656,704.43 = 134,162.03 : x
2. Step 2: Convert to fraction form
   437,789.72/656,704.43 = 134,162.03/x
3. Step 3: Cross multiply
   437,789.72x = 656,704.43 × 134,162.03
4. Step 4: Simplify right side
   437,789.72x = 88,104,795,484.46
5. Step 5: Solve for x
   x = 88,104,795,484.46/437,789.72
6. Step 6: Final answer
   x = 201,249.12