Finding the Fourth Proportional to 47,077.78, 64,978.54 and 26,946.28

Step by Step Solution

1. Step 1: Write the proportion equation
   47,077.78 : 64,978.54 = 26,946.28 : x
2. Step 2: Convert to fraction form
   47,077.78/64,978.54 = 26,946.28/x
3. Step 3: Cross multiply
   47,077.78x = 64,978.54 × 26,946.28
4. Step 4: Simplify right side
   47,077.78x = 1,750,929,932.83
5. Step 5: Solve for x
   x = 1,750,929,932.83/47,077.78
6. Step 6: Final answer
   x = 37,192.28