Finding the Fourth Proportional to 53,268.27, 73,507.72 and 30,591.28

Step by Step Solution

1. Step 1: Write the proportion equation
   53,268.27 : 73,507.72 = 30,591.28 : x
2. Step 2: Convert to fraction form
   53,268.27/73,507.72 = 30,591.28/x
3. Step 3: Cross multiply
   53,268.27x = 73,507.72 × 30,591.28
4. Step 4: Simplify right side
   53,268.27x = 2,248,694,800.66
5. Step 5: Solve for x
   x = 2,248,694,800.66/53,268.27
6. Step 6: Final answer
   x = 42,214.53