Finding the Fourth Proportional to 85,081.98, 127,629.45 and 25,922.70

Step by Step Solution

1. Step 1: Write the proportion equation
   85,081.98 : 127,629.45 = 25,922.70 : x
2. Step 2: Convert to fraction form
   85,081.98/127,629.45 = 25,922.70/x
3. Step 3: Cross multiply
   85,081.98x = 127,629.45 × 25,922.70
4. Step 4: Simplify right side
   85,081.98x = 3,308,499,943.52
5. Step 5: Solve for x
   x = 3,308,499,943.52/85,081.98
6. Step 6: Final answer
   x = 38,886.02