Finding the Fourth Proportional to 89,119.10, 133,699.61 and 25,940.59

Step by Step Solution

1. Step 1: Write the proportion equation
   89,119.10 : 133,699.61 = 25,940.59 : x
2. Step 2: Convert to fraction form
   89,119.10/133,699.61 = 25,940.59/x
3. Step 3: Cross multiply
   89,119.10x = 133,699.61 × 25,940.59
4. Step 4: Simplify right side
   89,119.10x = 3,468,246,496.77
5. Step 5: Solve for x
   x = 3,468,246,496.77/89,119.10
6. Step 6: Final answer
   x = 38,916.98