Finding the Fourth Proportional to 27,106.38, 37,401.89 and 15,619.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,106.38 : 37,401.89 = 15,619.50 : x
2. Step 2: Convert to fraction form
   27,106.38/37,401.89 = 15,619.50/x
3. Step 3: Cross multiply
   27,106.38x = 37,401.89 × 15,619.50
4. Step 4: Simplify right side
   27,106.38x = 584,198,742.76
5. Step 5: Solve for x
   x = 584,198,742.76/27,106.38
6. Step 6: Final answer
   x = 21,552.08