Finding the Fourth Proportional to 67,725.91, 101,640.71 and 30,271.51

Step by Step Solution

1. Step 1: Write the proportion equation
   67,725.91 : 101,640.71 = 30,271.51 : x
2. Step 2: Convert to fraction form
   67,725.91/101,640.71 = 30,271.51/x
3. Step 3: Cross multiply
   67,725.91x = 101,640.71 × 30,271.51
4. Step 4: Simplify right side
   67,725.91x = 3,076,817,769.17
5. Step 5: Solve for x
   x = 3,076,817,769.17/67,725.91
6. Step 6: Final answer
   x = 45,430.44