Finding the Fourth Proportional to 50,459.72, 69,130.15 and 48,567.96

Step by Step Solution

1. Step 1: Write the proportion equation
   50,459.72 : 69,130.15 = 48,567.96 : x
2. Step 2: Convert to fraction form
   50,459.72/69,130.15 = 48,567.96/x
3. Step 3: Cross multiply
   50,459.72x = 69,130.15 × 48,567.96
4. Step 4: Simplify right side
   50,459.72x = 3,357,510,238.57
5. Step 5: Solve for x
   x = 3,357,510,238.57/50,459.72
6. Step 6: Final answer
   x = 66,538.43