Finding the Fourth Proportional to 81,920.08, 122,927.88 and 34,532.27

Step by Step Solution

1. Step 1: Write the proportion equation
   81,920.08 : 122,927.88 = 34,532.27 : x
2. Step 2: Convert to fraction form
   81,920.08/122,927.88 = 34,532.27/x
3. Step 3: Cross multiply
   81,920.08x = 122,927.88 × 34,532.27
4. Step 4: Simplify right side
   81,920.08x = 4,244,978,178.55
5. Step 5: Solve for x
   x = 4,244,978,178.55/81,920.08
6. Step 6: Final answer
   x = 51,818.53