Finding the Fourth Proportional to 89,806.05, 134,667.63 and 26,603.37

Step by Step Solution

1. Step 1: Write the proportion equation
   89,806.05 : 134,667.63 = 26,603.37 : x
2. Step 2: Convert to fraction form
   89,806.05/134,667.63 = 26,603.37/x
3. Step 3: Cross multiply
   89,806.05x = 134,667.63 × 26,603.37
4. Step 4: Simplify right side
   89,806.05x = 3,582,612,787.91
5. Step 5: Solve for x
   x = 3,582,612,787.91/89,806.05
6. Step 6: Final answer
   x = 39,892.78