Finding the Fourth Proportional to 53,040.77, 73,196.16 and 30,387.09

Step by Step Solution

1. Step 1: Write the proportion equation
   53,040.77 : 73,196.16 = 30,387.09 : x
2. Step 2: Convert to fraction form
   53,040.77/73,196.16 = 30,387.09/x
3. Step 3: Cross multiply
   53,040.77x = 73,196.16 × 30,387.09
4. Step 4: Simplify right side
   53,040.77x = 2,224,218,301.57
5. Step 5: Solve for x
   x = 2,224,218,301.57/53,040.77
6. Step 6: Final answer
   x = 41,934.13