Finding the Fourth Proportional to 53,984.72, 81,388.15 and 50,179.32

Step by Step Solution

1. Step 1: Write the proportion equation
   53,984.72 : 81,388.15 = 50,179.32 : x
2. Step 2: Convert to fraction form
   53,984.72/81,388.15 = 50,179.32/x
3. Step 3: Cross multiply
   53,984.72x = 81,388.15 × 50,179.32
4. Step 4: Simplify right side
   53,984.72x = 4,084,002,023.06
5. Step 5: Solve for x
   x = 4,084,002,023.06/53,984.72
6. Step 6: Final answer
   x = 75,651.07