Finding the Fourth Proportional to 88,012.72, 132,024.84 and 25,678

Step by Step Solution

1. Step 1: Write the proportion equation
   88,012.72 : 132,024.84 = 25,678 : x
2. Step 2: Convert to fraction form
   88,012.72/132,024.84 = 25,678/x
3. Step 3: Cross multiply
   88,012.72x = 132,024.84 × 25,678
4. Step 4: Simplify right side
   88,012.72x = 3,390,133,841.52
5. Step 5: Solve for x
   x = 3,390,133,841.52/88,012.72
6. Step 6: Final answer
   x = 38,518.68