Finding the Fourth Proportional to 37,682.99, 52,003.18 and 20,688.82

Step by Step Solution

1. Step 1: Write the proportion equation
   37,682.99 : 52,003.18 = 20,688.82 : x
2. Step 2: Convert to fraction form
   37,682.99/52,003.18 = 20,688.82/x
3. Step 3: Cross multiply
   37,682.99x = 52,003.18 × 20,688.82
4. Step 4: Simplify right side
   37,682.99x = 1,075,884,170.43
5. Step 5: Solve for x
   x = 1,075,884,170.43/37,682.99
6. Step 6: Final answer
   x = 28,550.92