Finding the Fourth Proportional to 53,320.83, 73,587.09 and 30,667.15

Step by Step Solution

1. Step 1: Write the proportion equation
   53,320.83 : 73,587.09 = 30,667.15 : x
2. Step 2: Convert to fraction form
   53,320.83/73,587.09 = 30,667.15/x
3. Step 3: Cross multiply
   53,320.83x = 73,587.09 × 30,667.15
4. Step 4: Simplify right side
   53,320.83x = 2,256,706,327.09
5. Step 5: Solve for x
   x = 2,256,706,327.09/53,320.83
6. Step 6: Final answer
   x = 42,323.17