Finding the Fourth Proportional to 48,866.78, 67,443.41 and 30,963.47

Step by Step Solution

1. Step 1: Write the proportion equation
   48,866.78 : 67,443.41 = 30,963.47 : x
2. Step 2: Convert to fraction form
   48,866.78/67,443.41 = 30,963.47/x
3. Step 3: Cross multiply
   48,866.78x = 67,443.41 × 30,963.47
4. Step 4: Simplify right side
   48,866.78x = 2,088,281,742.42
5. Step 5: Solve for x
   x = 2,088,281,742.42/48,866.78
6. Step 6: Final answer
   x = 42,734.18