Finding the Fourth Proportional to 48,659.44, 72,886.56 and 30,880.72

Step by Step Solution

1. Step 1: Write the proportion equation
   48,659.44 : 72,886.56 = 30,880.72 : x
2. Step 2: Convert to fraction form
   48,659.44/72,886.56 = 30,880.72/x
3. Step 3: Cross multiply
   48,659.44x = 72,886.56 × 30,880.72
4. Step 4: Simplify right side
   48,659.44x = 2,250,789,769.52
5. Step 5: Solve for x
   x = 2,250,789,769.52/48,659.44
6. Step 6: Final answer
   x = 46,255.97