Finding the Fourth Proportional to 47,964.78, 71,946.72 and 26,904.78

Step by Step Solution

1. Step 1: Write the proportion equation
   47,964.78 : 71,946.72 = 26,904.78 : x
2. Step 2: Convert to fraction form
   47,964.78/71,946.72 = 26,904.78/x
3. Step 3: Cross multiply
   47,964.78x = 71,946.72 × 26,904.78
4. Step 4: Simplify right side
   47,964.78x = 1,935,710,673.32
5. Step 5: Solve for x
   x = 1,935,710,673.32/47,964.78
6. Step 6: Final answer
   x = 40,356.92