Finding the Fourth Proportional to 50,540.72, 69,758.70 and 34,434.68

Step by Step Solution

1. Step 1: Write the proportion equation
   50,540.72 : 69,758.70 = 34,434.68 : x
2. Step 2: Convert to fraction form
   50,540.72/69,758.70 = 34,434.68/x
3. Step 3: Cross multiply
   50,540.72x = 69,758.70 × 34,434.68
4. Step 4: Simplify right side
   50,540.72x = 2,402,118,511.72
5. Step 5: Solve for x
   x = 2,402,118,511.72/50,540.72
6. Step 6: Final answer
   x = 47,528.38