Finding the Fourth Proportional to 53,619.69, 73,983.27 and 30,953.76

Step by Step Solution

1. Step 1: Write the proportion equation
   53,619.69 : 73,983.27 = 30,953.76 : x
2. Step 2: Convert to fraction form
   53,619.69/73,983.27 = 30,953.76/x
3. Step 3: Cross multiply
   53,619.69x = 73,983.27 × 30,953.76
4. Step 4: Simplify right side
   53,619.69x = 2,290,060,383.60
5. Step 5: Solve for x
   x = 2,290,060,383.60/53,619.69
6. Step 6: Final answer
   x = 42,709.32