Finding the Fourth Proportional to 85,005.36, 127,498.32 and 22,680.72

Step by Step Solution

1. Step 1: Write the proportion equation
   85,005.36 : 127,498.32 = 22,680.72 : x
2. Step 2: Convert to fraction form
   85,005.36/127,498.32 = 22,680.72/x
3. Step 3: Cross multiply
   85,005.36x = 127,498.32 × 22,680.72
4. Step 4: Simplify right side
   85,005.36x = 2,891,753,696.39
5. Step 5: Solve for x
   x = 2,891,753,696.39/85,005.36
6. Step 6: Final answer
   x = 34,018.49