Finding the Fourth Proportional to 26,856.53, 37,062.86 and 14,920.82

Step by Step Solution

1. Step 1: Write the proportion equation
   26,856.53 : 37,062.86 = 14,920.82 : x
2. Step 2: Convert to fraction form
   26,856.53/37,062.86 = 14,920.82/x
3. Step 3: Cross multiply
   26,856.53x = 37,062.86 × 14,920.82
4. Step 4: Simplify right side
   26,856.53x = 553,008,141.81
5. Step 5: Solve for x
   x = 553,008,141.81/26,856.53
6. Step 6: Final answer
   x = 20,591.20