Finding the Fourth Proportional to 247,462.72, 341,499.42 and 134,285.46

Step by Step Solution

1. Step 1: Write the proportion equation
   247,462.72 : 341,499.42 = 134,285.46 : x
2. Step 2: Convert to fraction form
   247,462.72/341,499.42 = 134,285.46/x
3. Step 3: Cross multiply
   247,462.72x = 341,499.42 × 134,285.46
4. Step 4: Simplify right side
   247,462.72x = 45,858,406,704.43
5. Step 5: Solve for x
   x = 45,858,406,704.43/247,462.72
6. Step 6: Final answer
   x = 185,314.40