Finding the Fourth Proportional to 36,887.59, 55,298.17 and 13,508.56

Step by Step Solution

1. Step 1: Write the proportion equation
   36,887.59 : 55,298.17 = 13,508.56 : x
2. Step 2: Convert to fraction form
   36,887.59/55,298.17 = 13,508.56/x
3. Step 3: Cross multiply
   36,887.59x = 55,298.17 × 13,508.56
4. Step 4: Simplify right side
   36,887.59x = 746,998,647.34
5. Step 5: Solve for x
   x = 746,998,647.34/36,887.59
6. Step 6: Final answer
   x = 20,250.68