Finding the Fourth Proportional to 50,719.34, 69,992.02 and 28,056.53

Step by Step Solution

1. Step 1: Write the proportion equation
   50,719.34 : 69,992.02 = 28,056.53 : x
2. Step 2: Convert to fraction form
   50,719.34/69,992.02 = 28,056.53/x
3. Step 3: Cross multiply
   50,719.34x = 69,992.02 × 28,056.53
4. Step 4: Simplify right side
   50,719.34x = 1,963,733,208.89
5. Step 5: Solve for x
   x = 1,963,733,208.89/50,719.34
6. Step 6: Final answer
   x = 38,717.64