Finding the Fourth Proportional to 89,045.57, 133,537.61 and 25,848.56

Step by Step Solution

1. Step 1: Write the proportion equation
   89,045.57 : 133,537.61 = 25,848.56 : x
2. Step 2: Convert to fraction form
   89,045.57/133,537.61 = 25,848.56/x
3. Step 3: Cross multiply
   89,045.57x = 133,537.61 × 25,848.56
4. Step 4: Simplify right side
   89,045.57x = 3,451,754,795.10
5. Step 5: Solve for x
   x = 3,451,754,795.10/89,045.57
6. Step 6: Final answer
   x = 38,763.91