Finding the Fourth Proportional to 78,796.72, 108,739.47 and 50,502.41

Step by Step Solution

1. Step 1: Write the proportion equation
   78,796.72 : 108,739.47 = 50,502.41 : x
2. Step 2: Convert to fraction form
   78,796.72/108,739.47 = 50,502.41/x
3. Step 3: Cross multiply
   78,796.72x = 108,739.47 × 50,502.41
4. Step 4: Simplify right side
   78,796.72x = 5,491,604,984.04
5. Step 5: Solve for x
   x = 5,491,604,984.04/78,796.72
6. Step 6: Final answer
   x = 69,693.32