Finding the Fourth Proportional to 37,536.60, 56,298.02 and 13,839

Step by Step Solution

1. Step 1: Write the proportion equation
   37,536.60 : 56,298.02 = 13,839 : x
2. Step 2: Convert to fraction form
   37,536.60/56,298.02 = 13,839/x
3. Step 3: Cross multiply
   37,536.60x = 56,298.02 × 13,839
4. Step 4: Simplify right side
   37,536.60x = 779,108,298.78
5. Step 5: Solve for x
   x = 779,108,298.78/37,536.60
6. Step 6: Final answer
   x = 20,755.96