Finding the Fourth Proportional to 50,499.21, 69,663.31 and 38,541.79

Step by Step Solution

1. Step 1: Write the proportion equation
   50,499.21 : 69,663.31 = 38,541.79 : x
2. Step 2: Convert to fraction form
   50,499.21/69,663.31 = 38,541.79/x
3. Step 3: Cross multiply
   50,499.21x = 69,663.31 × 38,541.79
4. Step 4: Simplify right side
   50,499.21x = 2,684,948,655.45
5. Step 5: Solve for x
   x = 2,684,948,655.45/50,499.21
6. Step 6: Final answer
   x = 53,168.13