Finding the Fourth Proportional to 53,296.77, 73,541.67 and 30,636.72

Step by Step Solution

1. Step 1: Write the proportion equation
   53,296.77 : 73,541.67 = 30,636.72 : x
2. Step 2: Convert to fraction form
   53,296.77/73,541.67 = 30,636.72/x
3. Step 3: Cross multiply
   53,296.77x = 73,541.67 × 30,636.72
4. Step 4: Simplify right side
   53,296.77x = 2,253,075,552.12
5. Step 5: Solve for x
   x = 2,253,075,552.12/53,296.77
6. Step 6: Final answer
   x = 42,274.15