Finding the Fourth Proportional to 65,019.84, 89,726.31 and 36,340.17

Step by Step Solution

1. Step 1: Write the proportion equation
   65,019.84 : 89,726.31 = 36,340.17 : x
2. Step 2: Convert to fraction form
   65,019.84/89,726.31 = 36,340.17/x
3. Step 3: Cross multiply
   65,019.84x = 89,726.31 × 36,340.17
4. Step 4: Simplify right side
   65,019.84x = 3,260,669,358.87
5. Step 5: Solve for x
   x = 3,260,669,358.87/65,019.84
6. Step 6: Final answer
   x = 50,148.84