Finding the Fourth Proportional to 50,146.86, 69,188.66 and 39,503.46

Step by Step Solution

1. Step 1: Write the proportion equation
   50,146.86 : 69,188.66 = 39,503.46 : x
2. Step 2: Convert to fraction form
   50,146.86/69,188.66 = 39,503.46/x
3. Step 3: Cross multiply
   50,146.86x = 69,188.66 × 39,503.46
4. Step 4: Simplify right side
   50,146.86x = 2,733,191,462.76
5. Step 5: Solve for x
   x = 2,733,191,462.76/50,146.86
6. Step 6: Final answer
   x = 54,503.74